In a close-knit group of friends, Tsumiki finds herself entangled in a web of complicated relationships. She grapples with her feelings for Io, a laid-back guy who is oblivious to her growing affection yet occasionally shows remarkable warmth. With mischievous pals Mayoi and Sakaki adding to the confusion, and dreamy Hime further complicating matters, Tsumiki is unsure about the true nature of her bond with Io. As she navigates this emotional maze, she must decide if preserving their friendship is more important than pursuing her desires.