The only daughter's work is busy and she can't do housework, so her mother Iku-mi decided to live together for a while. She would help with anything to see her first grandchild. However, what was discovered during their cohabitation was that the daughter and son-in-law had no nightlife. One night, Iku-mi witnessed her son-in-law's erect penis in the couple's bedroom after being rejected by her daughter and having nowhere to go. 'It's pitiful that there's no outlet...' Since that day, Iku-mi's attitude towards her son-in-law changed...
