Visiting my mother at night

Mina divorced several years ago and is raising her only son, Tatsuya, on her own. The mother and child were working together to do their best, but Tatsuya witnessed his mother getting involved with her lover, and ever since then, he has started to think of his mother as a woman. One day, Mina, who has trouble falling asleep, takes sleeping pills prescribed by her doctor and goes to bed early. Worried about her state, Tatsuya tells himself, ``I'll just watch her sleep,'' and breaks into his mother's bedroom, but he sees her defenseless...