Aoyama Tsukiko desu!

Aoyama Tsukiko, known for her unreadable expression, faces another year in high school after having to repeat the first grade. Determined to enjoy her time, she encounters a classmate who deliberately keeps to himself. Despite his resistance, she makes an effort to connect with him, driven by her own personality. The story explores whether a bond can form between the unemotional yet upbeat girl and the reclusive student.