Synopsis: Chiriko-senpai wa Tamatteiru.

ちりこ先輩は溜まっている。 / Chiriko Senpai is Accumulating "That". / Chiriko-senpai Menumpuk Rasa "Anu". / Chiriko-senpai está reprimida. The mysterious library committee senpai, Uzuki Chiriko, has a peculiar habit. That habit involves dragging her kohai, Makoto Matoba, into her unusual stress-relief methods. With her unpredictable and thrilling ways of releasing stress, Makoto's mind is constantly in turmoil!?