JUR-613 | During the spring break, my friend and I decided to exchange our beloved mothers. Yumi Kazama

The Kazama and Etsuko families live in the same apartment building. The two families are close as a family... but one day while sitting around the dinner table, Etsuko suggests that they swap mothers. Yumi is reluctant, but her son Takashi and Etsuko's son Riku are interested, so she has no choice but to agree. Then, during spring break, both families are faced with the reality that Etsuko is a mother who has abandoned housework and childcare. Yumi, unaware of this, is consumed by Riku's young, sexual desires, who has never known true love...