Unwrapping the Castelli Secret
  • Length:
    32 Books
  • First:
    November 2015
  • Latest:
    January 2020
  • Rating:

Series List in Order

Order Author Book Series Genre Date Rating
1 HP-3379 Contemporary Romance / CR 4 Buy
2 HP-3389 Contemporary Romance / CR 5 Buy
3 HP-3424 Contemporary Romance / CR 4 Buy
4 HP-3458 Contemporary Romance / CR 3.5 Buy
5 HP-3487 Contemporary Romance / CR 4 Buy
6 HP-3502 Contemporary Romance / CR 4 Buy
7 HP-3526 Contemporary Romance / CR 4 Buy
8 HP-3536 Contemporary Romance / CR 4 Buy
9 HP-3541 Contemporary Romance / CR 4 Buy



10 HP-3549 Contemporary Romance / CR 4 Buy
11 HP-3575 Contemporary Romance / CR 5 Buy
12 HP-3603 Contemporary Romance / CR 4 Buy
13 HP-3619 Contemporary Romance / CR 4 Buy
14 HP-3634 Contemporary Romance / CR 5 Buy
15 HP-3642 Contemporary Romance / CR 4 Buy
16 HP-3650 Contemporary Romance / CR 5 Buy
17 HP-3658 Contemporary Romance / CR 4.5 Buy
18 HP-3666 Contemporary Romance / CR 5 Buy
19 HP-3674 Contemporary Romance / CR 5 Buy
20 HP-3681 Contemporary Romance / CR 4 Buy
21 HP-3690 Contemporary Romance / CR 4 Buy
22 HP-3697 Contemporary Romance / CR 4 Buy
23 HP-3706 Contemporary Romance / CR 4 Buy
24 HP-3713 Contemporary Romance / CR 4 Buy
25 HP-3722 Contemporary Romance / CR 4 Buy
26 HP-3732 Contemporary Romance / CR 4 Buy
27 HP-3738 Contemporary Romance / CR 5 Buy
28 HP-3747 Contemporary Romance / CR 4 Buy
29 HP-3754 Contemporary Romance / CR 5 Buy



30 HP-3765 Contemporary Romance / CR 4 Buy
31 HP-3771 Contemporary Romance / CR 2 Buy
32 HP-3777 Contemporary Romance / CR 4 Buy

Book Descriptions for series: Secret Heirs of Billionaires


  • Caitlin Crews
    Book - 1

    An heir for Christmas! Five years ago, Lily Holloway walked away from a car crash, turning her back on the forbidden passion she shared with her stepbrother, Rafael Castelli. Nothing could make Lily return to the irresistible Italian's demanding ...



  • Maya Blake
    Book - 2

    "Marry me. Then our son will know the protection of my name." Romeo Brunetti survived his childhood and found meteoric success by locking down emotion. Until, in a moment of recklessness years ago, he lost himself to stunning stranger Maisie O'Co...



  • Amanda Cinelli
    Book - 3

    Scandal: a secret baby! Read all about Italian billionaire Rigo Marchesi's secret love child with London actress Nicole Duvalle. The biggest bombshell to hit the Marchesi Group could destroy CEO Rigo's latest business deal. Unless the rumors that...



  • Kate Hewitt
    Book - 4

    An heir for her enemy… Ten years ago, innocent Iolanthe Petrakis surrendered to the most ruthless tycoon in Athens. Alekos Demetriou gave her the one and only sinfully seductive night of her life. But when he discovered she was the daughter of ...



  • Annie West
    Book - 5

    The child she hid… Surrounded by society's glitterati, Arden Wills finds herself staring up into the eyes of her first and only love. But Sheikh Idris Baddour has a surprise title and heavy responsibilities…so she clings to her precious secre...



  • Maggie Cox
    Book - 6

    "We have a child together. That confirms you are still my woman." When Sheikh Zafir el-Kalil discovers that he is a father, he will do anything to secure his child -- even marry the woman who betrayed him and kept their son a secret from him! ...



  • Sara Craven
    Book - 7

    Claimed by his touch… Alexis Constantinou haunts Selena Blake's every memory. Before his expert touch awakened her, she was nothing more than a naive schoolteacher. Now she dreams every night of his idyllic Mediterranean island, and the sco...



  • Andie Brock
    Book - 8

    Revenge…by seduction! The last person Calista expects -- or wants -- to see at her father's graveside is arrogant billionaire Lukas Kalanos. Five years earlier, after an affair that stole her innocence, Lukas betrayed her family and disappeared...



  • Susan Stephens
    Book - 9

    Damon Gavros: commanding, Greek…and father of her child! When Damon Gavros steps into Lizzie Montgomery's workplace, their searing desire cuts through the heat of the kitchen. Instantly, she's swept back eleven years to the one exquisit...







  • Jennie Lucas
    Book - 10

    There can be no resistance…only surrender! Waitress Belle Langtry's night of no regrets with ruthless playboy Santiago Velazquez was never meant to be more than a sinfully sweet memory. Until fate has other plans, and Belle finds herself carryi...



  • Louise Fuller
    Book - 11

    "This baby is mine, too, Nola. I'm not letting you out of my sight." When Nola Mason gives in to an explosive fling with her arrogant boss, Ramsay Walker, she believes she'll never see him again. Let alone that her stormy affair will have nine-mo...



  • Julia James
    Book - 12

    He’s proposed to protect her… But she has a surprise of her own! Tia is horrified when imposing Anatole Kyrgiakis sweeps back into her life demanding marriage. Six years ago he left her heartbroken -- no matter how fiercely she craves him, ...



  • Carol Marinelli
    Book - 13

    “Did you forget to tell me about my baby?” He won’t be denied his heir! Buttoned-up PA Cecelia Andrews’s resignation released her secret raw desire for her demanding playboy boss, Luka Kargas. One year after his callous dismissal, Cecel...



  • Jennie Lucas
    Book - 14

    She kept his child hidden… Now he’ll claim them both! Cristiano Moretti is furious that Hallie hid the consequences of their hot night together! He will not inflict his own childhood abandonment on his son, so he demands that Hallie marry h...



  • Chantelle Shaw
    Book - 15

    From one-night mistress… To pregnant bride! With a new acquisition at stake, Giannis Gekas must shake his playboy reputation. Enlisting beautiful Ava Sheridan to pose as his fiancée should be the key. Yet behind closed doors, their attractio...



  • Jennie Lucas
    Book - 16

    Seduced by a stranger… Claimed as his princess! After an exquisite encounter with a handsome Sicilian, idealistic Tess is left alone, penniless and pregnant. But when Stefano returns to New York, he discovers his unknown heir and reveals a se...



  • Miranda Lee
    Book - 17

    She resisted him once… But this billionaire is playing to win! A luxury villa on Capri will be the latest jewel in playboy Leonardo Fabrizzi’s crown -- until he discovers Veronica Hanson stands to inherit it. She’s the only woman to ever ...



  • Jennie Lucas
    Book - 18

    Pregnant, she fled… But she’ll be the Spaniard’s bride! Lola Price didn’t dare tell Rodrigo Cabrera she was pregnant, after he spurned her. But now that he’s discovered her secret, he’s determined his child will take his name! While...



  • Jennifer Hayward
    Book - 19

    “You stole my son from me, Gia.” Now she’ll wear Di Fiore’s ring! Commanding Santo Di Fiore is stunned to see Giovanna Castiglione again. Her unexpected appearance at his luxurious party in the Bahamas leaves him craving answers. Why, a...







  • Kate Hewitt
    Book - 20

    The Italian’s ruthless vow: He will claim his one-night baby! Looking up from the table she’s serving, waitress Maisie Dobson is horrified to meet the intense gaze of Antonio Rossi, merciless billionaire and father of her child! Rejected af...



  • Louise Fuller
    Book - 21

    “You want to get married -- again?” He’ll do anything to secure his shock child! By the time Theodora realized she was pregnant, her turbulent marriage to Greek hotel magnate Aristotle Leonidas was already over. Since then, she’s zealo...



  • Sharon Kendrick
    Book - 22

    Their relationship was a secret… Until she had his royal heir! Unexpectedly inheriting the throne is shocking enough. But when an encounter with former lover Jasmine Jones is interrupted by the wail of a baby, Sheikh Zuhal also discovers he h...



  • Angela Bissell
    Book - 23

    His heir revealed… And he’ll protect what’s his -- with a ring! Luca Cavallari is a man who always gets what he wants. So when he uncovers the existence of his hidden son, he’s determined to whisk his new family away to his sprawling Si...



  • Carol Marinelli
    Book - 24

    The sheikh’s seduction… …has a lifetime of consequences Desert prince Khalid never loses control…with one exception: his illicit night of passion with captivating dancer Aubrey. Khalid was shocked to discover Aubrey was a virgin. Yet af...



  • Clare Connelly
    Book - 25

    Cinderella had his baby… Now she’ll wear his crown Vibrant artist Frankie is shocked when Matt, the enigmatic stranger she gave her innocence to, reappears in her life. His touch was intensely sensual, his kiss pure magic…yet their affair...



  • Jackie Ashenden
    Book - 26

    A sizzling weekend… Changes the Italian’s life -- forever Enzo Cardinali had never known a passion like the one he shared with Matilda St George during their red-hot Caribbean fling. Beautiful, irresistible Matilda made brooding Enzo crave ...



  • Dani Collins
    Book - 27

    “You will come to Spain. You will marry me…” For sweet maid Poppy Harris, her one and only passionate experience was scorching and absolutely forbidden. She shouldn’t have succumbed to Spanish aristocrat Rico Montero’s tantalizing seduct...



  • Annie West
    Book - 28

    Desert captives for one night Bound forever by their unexpected baby When desert prince Ashraf was kidnapped alongside geologist Tori, their desperation to escape their life-threatening situation led to a moment of passionate oblivion. Rescued ...



  • Melanie Milburne
    Book - 29

    The maid has a secret And it’s getting harder to hide! Isla McBain’s affair with Rafe Angeleri was meant to be temporary, a chance to explore their passionate connection -- but now she’s carrying the famous hotelier’s baby! This pregnan...







  • Caitlin Crews
    Book - 30

    Their desire haunts him… Will her revelation reunite them? Billionaire Pascal prides himself on his rigid control. So it infuriates him beyond belief that he can’t forget Cecilia, the sweet and innocent woman who saved his life…or the for...



  • Louise Fuller
    Book - 31

    A baby revelation beneath the northern lights Lottie Dawson is stunned to finally learn the identity of her child’s father, the irresistible stranger she spent one incredible night with. Never having known her own father, Lottie must find Ragnar...



  • Kate Hewitt
    Book - 32

    His money can buy everything… Except his heir! Having escaped the streets of Rome, Alessandro runs a multibillion-dollar empire with a control that is world renowned. Yet Mia, his new, forthright executive assistant, threatens that control. A...