Chikara is a university student working diligently on his research, in order to achieve his childhood dream. One night, he witnesses a secret on the back of the transfer student with perfect looks and intellect, Satomi, and his beauty sets Chikara's body on fire. The two quickly grow closer, but there's a side of Satomi that Chikara doesn't know about...!? This is a story of the darkness on Satomi's back, hope and rebirth.