Twice a Father — Moyra Tarling

TWICE A FABULOUS FATHER
Widowed dad Reeve Walker was shocked to discover he had another daughter -- a child he'd never known existed. His little girl had become fast friends with her own half sister, without anyone knowing the truth. Anyone, except Shay O'Brien, his secret child's mother....

A MOM TO MARRY
Shay had loved Reeve with all her heart, but she had her reasons for keeping their daughter from him. And now, the marriage proposal she'd once dreamed about had finally come true. Even if it was to be a marriage of convenience....