Cold Sleep (novel)

Having lost his memory in an accident, Toru Takahisa is taken in by an older man, Fujishima, who claims to be his friend. To Toru's frustration, Fujishima is cold and rarely smiles, refusing to tell him anything about his past. With a growing sense of loneliness, Toru finds that he is slowly becoming attracted to Fujishima as he spends more time with him. What unravels is a dramatic love story that entangles the intricate relation of past and present.

This is the first novel in the series followed by Cold Light and Cold Fever.