After the husband was laid off, the 'Kuremachi family' was forced to live frugally. Meanwhile, the 'Iwasaki family' lived without any inconvenience at all. Though their circumstances differed, both mothers shared the same love for their sons... Each mother had a secret they couldn't tell anyone. One day, these two mothers met and confessed their secrets to each other. As their sons grew day by day, so did their anxieties... And as women, they felt themselves becoming more mature. Yu and Chiharu decided to attempt an adventure. It was called 'mother-child swapping,' a drastic remedy...
