"The Citizen Kane of erotic college comedies" Tatsuya Egawa

Suekichi goes to university and takes time for hobbies, as any Japanese university student, particularly in the theatre club.
Things change when he attends his great grandfather's funeral and wakes the next morning in his room with a sexy girl
besides him. His great grandfather has left him a little inheritance but there are some conditions.
Meanwhile, Aya keeps hanging around and refuses to go away, marking the beginning of a strange relationship
revolving around suspicions and desire.
Remark that "asatte" actually means "the day after tomorrow".