After witnessing a girl urinate in public, a boy becomes smitten with her but struggles to confess his feelings. Luckily, fate intervenes when the girl suddenly transfers to his school. Despite the unlikelihood of the situation, he eagerly greets her and is thrilled to learn she remembers their embarrassing encounter.
Their initial interactions involve indulging in their urine-related fetishes, leading to humorous moments. However, their relationship takes a surprising turn as they begin to develop genuine affection for each other. This twist adds an element of romantic conflict to the story.