False Lover

あらすじ

Manami is shocked when her boyfriend suggests they swap partners. To keep his affection, she agrees to sleep with a man she doesn't know. Her swinging partner, Tadano, notices her distress, unlike her indifferent boyfriend. Tadano, who is also with Manami due to his own girlfriend's wishes, tries to comfort her with kindness. As they spend more time together, Manami finds herself developing feelings for Tadano, despite knowing he is committed to someone else.