My mother's friend

Yoshino's mother and son went home to visit his father's grave, and thanks to his mother's friend Rika, he was allowed to stay there for a few days. After a long time, Rika and her mother are making fun of folk tales. However, his son Atsushi is vulnerable to alcohol and easily gets drunk. Rika is in a good mood with a little drunk, but she secretly kisses Atsushi, who is showing her loving face defenselessly, secretly kisses her... Atsushi, unable to sleep with the secret behind the woman she admires, sneaks into Rika's sleeping room late at night. And even though my mother was sleeping next to me, I covered her...