Until the season changes to a sweaty summer... In a deserted, shattered apartment of four and a half tatami mats, I confined and trained my beloved mother.

I remarried when my son, Manab, was a student. I didn't want my son to suffer financially, but his new wife, Koji, hit on Manabu in a strong way, and from that time onwards he became a shut-in. Furthermore, after being scolded by Koji, his son loses his place, and begins to live a gruesome life in a cheap apartment in the next town... I persuaded me to come back, but I replied, "It's all about my mother's fault," and clasped my body...