Just before evening, my personal time, my body starts throbbing uncontrollably... Somehow, without thinking, I ended up calling a stranger. Kana Nakamori is a young wife with a three-year-old child. While picking up tissues at a convenience store near the station, she casually dialed a telephone club on a whim—and soon became addicted as an F-cup big-titted wife. Meanwhile, Sayuri Yamamoto, embracing her youth, is a mother to a teenage son and continues an affair with a younger man. Introduced by a fellow public housing wife, she decided to try appearing in an adult video, stepping onto a new path as an extremely lustful housewife. Unexpected desires suddenly intrude upon their everyday lives, opening up new choices. A realistic and seductive portrayal of adult lust lurking in the gaps of ordinary life.