Book List in Order: 10 titles

  • Before the nine Valkyrie sisters formed a contract with Takuma, of course a little bit of background research had to be done! How did Nanna pick Takuma exactly, and what did the sisters think about him?...


  • The mysterious maiden... ...fully disrobed!Just when Mutsumi found an ally in her quest to support her family through wealth and fame, it turns out Niina's...sleeping with the enemy?! And when Yggdrasil goes berserk in the middle of the city, it's ti...


  • Little Kururi-chan''s all grown up!!After little Kururi put on a magic helmet, she grew in all the right ways-except one. Her sweet, adorable kid-sister charm is gone-and what remains is a rebellious teenager with no interest in boys. Now, if Takuma ...


  • I want yours, so I'll give you mine.Christmas is here, and it's the valkyries' big chance for romance! As Takuma works hard at becoming a better lover, a determined Itsuyo plans to give him something very personal-something she can never take back. B...


  • Do the dirty with a maiden and become a man.On the verge of being wiped out by the wicked gods' overwhelming power, the valkyries are in dire straits. However, just as hope seems lost, Takuma unlocks his powers of seduction and attains new heights as...


  • Do me the way you did my sisters. Moving on down the line, it's the eldest sister's time to shine! Ichika has been keeping her distance from Takuma from the beginning, but now the enemies are getting too hard for her to take out at level 1. This w...


  • Do perverted things to nurture my power!While Takuma has done a good job raising some of the Valkyries' levels, there are a few he still needs to give some tender loving care. Enter Misa, rowdy older-sister type, and Yakumo, frigid ice queen. Every E...








  • Gotta flirt to save the world!!High schooler Takuma Akutsu is terrified of human contact and just wants to live a quite life. Too bad he doesn't have a choice in the matter when nine Valkyrie sisters come barging into his home! They've tasked him wit...