JUL-529 Nao Jinguji as the neighbor wife found outside in the cold, then comforted indoors

Nao Jinguji is the wife next door who has been suffering at home. The man hears her sobbing at night and sees her thrown out in the cold in light clothing. He brings her into his room, and the two end up having sex. Throughout, she keeps a sad smile, and the encounter is interrupted by memories of her situation. The filming is plot-heavy, with four acts.