Based on the erotic game by Atelier Kaguya Bare & Bunny.

By a strange turn of events, Taichi Amano has become the one that possesses the "magic element of awakening" that all demi-humans seek.

Taichi is to use this power to awaken the demi-humans Kuon, Suzuka, and Seira to their latent abilities by having sex with them every day...