Close friends and schoolgirls Mai, Kaori, and Mao get caught up in a lesbian romantic triangle! During a theater club retreat, complex emotions begin to stir among the three. They caress each other's bodies, passionately entwine their tongues, and deepen their connection by pleasuring themselves with vibrators, gradually merging into a single entity. As their feelings intertwine and overlap, a new relationship blossoms—one that transcends their pure friendship.