Keiki Kiryu is a kind-hearted high school student surrounded by attractive girls. One day, he finds a love letter with no sender information, other than a pair of panties. Keiki begins his investigation by speaking to his senpai, Sayuki.
Where is your owner?
Wo ist denn dein Besitzer?
¿Dónde está tu dueño?
Cadê o seu dono?