Special selection: Friend's mother

Shihori, who has raised her son Katsumi by herself, is not a serious mother but a free-spirited person who cannot live without a man. That happened a year ago, when Katsumi had invited his best friend Ishihara to his house. Katsumi is suddenly ordered to go shopping by Shihori and leaves Ishihara in his room, but... Seeing Ishihara tense and stiff, Shihori is filled with evil spirits and makes a mistake with Ishihara. ``Next time, Katsumi will come to club activities.'' Lured by the sweet promise, Ishihara visits Shihori again, but...