VEC-411 Mother's best friend Ai Mukai

After a quarrel between the couple, Ai, her mother's best friend, runs away and hides her for a while. - Ken, who thought his mother's best friend was just an old lady, turns out to be a strikingly beautiful woman. - My heart is pounding in my chest due to this unexpected event. - Ken, who has gone out of control, secretly sneaks into the bathroom and looks for Ai's underwear, but ends up running into Ai...