Red-Light District Apartment Complex: Ecstatic Agony

Original title: 赤線団地 恍惚の悶え

A couple living in a housing complex rent an apartment together and take turns enjoying their nightlife, but one man rents it on the wrong day and bumps into another man's wife. He is captivated by her troubled appearance. Then he offers his wife to the company's managing director, and the relationship becomes even more intense.