Serious college student Haruto spends his days focused on studying and working part-time. His small joy is interacting with Minako, a classmate he met at work. Their relationship gradually develops into romance, and when Minako becomes the first woman to confess her feelings to Haruto, everything becomes a series of nervous moments. However, exasperated by his innocence, Minako suddenly invites him to join her on a hot spring trip. This outing becomes their first offline date—will he finally take that crucial step forward?