Moon & Blood Series by Nao Yazawa

When high schooler Sayaka awoke one morning, she found an unexpected guest at the family kitchen table -- Kai, a cool, handsome, aloof, and so-called family friend of Sayaka's father. His temporary stay in her household and attendance to Sayaka's school is more than she's bargained for. But what secrets does Kai hold? What are his true intentions for his sudden appearance into Sayaka's life? Where does he disappear to every night? And what's up with that black cat?

It's school festival time and Sayaka must get Kai to agree to represent their class in drag. As if that's not enough of a dilemma for Kai, his growing feelings towards Sayaka and Natsuki's growing suspicions about him add to his worries. Are his secrets about to be unmasked? Not if Ai, "the don't call me a cute kitty", can help it! Though someone else may have other ideas and plan to gatecrash Kai's current life... moreIt's school festival time and Sayaka must get Kai to agree to represent their class in drag. As if that's not enough of a dilemma for Kai, his growing feelings towards Sayaka and Natsuki's growing suspicions about him add to his worries. Are his secrets about to be unmasked? Not if Ai, "the don't call me a cute kitty", can help it! Though someone else may have other ideas and plan to gatecrash Kai's current life. The second installment of Nao Yazawa's new work, Moon and Blood, brings teenaged vampire/human romance to an all-new level. less

Could this be the end for Ai Sempai and Kai? Thinking she was one step closer to Kai, Sayaka finally opens up to him... but Kai still has unfinished family business and everything is about to get very complicated! Yazawa's original story is about to have a dramatic ending...!