The only time Ishii feels at peace in his lonely life is when he exchanges greetings with Mizuho (Mizuho Kaito), the woman living next door. Ishii is always comforted by Mizuho's smile. Now, Mizuho is in this room. She had a fight with her husband and ran out of the house, so she wants to stay over. He spends the night alone with Mizuho, ​​the man of his dreams. Ishii can't contain his excitement at this unexpected, dreamlike situation...