The hidden daytime secrets of wives living in public housing—secrets they can't tell their husbands. Kaori falls in love with her new husband's son, while Kana, left alone during her spouse's overseas assignment, is drawn into forbidden lust. Their mature bodies can no longer endure the tension, pushed closer and closer to the edge. Desire sprouting in the cracks of daily life, and emotions too powerful to conceal. This film portrays each woman's inner feelings—thoughts they could never confess to their husbands.