群青にサイレン

Shuji, a high school boy who quit baseball after his cousin Sora outshone him as a pitcher in their youth, reunites with Sora at the same school, where their rivalry reignites. Seeing Sora’s smaller frame, Shuji joins the baseball team, believing he can finally surpass him, forming a tense battery with his cousin and their friend Tsunogaya. As Shuji grapples with jealousy, regret, and his own identity on the field, this raw tale blends sports, emotion, and personal growth, following a boy confronting his past and finding his place in a story of competition and reconciliation under the ultramarine sky. (Unreviewed summary by Grok 2)