Yellow handkerchief of the apartment complex wife: Kenji is a young man who longs for Nao, a beautiful man whose slender limbs are attractive who lives next door. One evening, Kenji saw a drunken Nao in front of the front door, and although he was confused, Kenji invited him to his home to take care of him. Kenji, who was in estrus at Nao's defenseless figure as he fell asleep in bed, pressed his lips together in lust... The infidelity relationship that was formed by chance, the signal of a secret meeting that only the two of them know, Nao hangs a yellow handkerchief on the veranda today to invite his neighbors...