Blue Box Vol. 1 — Manga Raw / Buy Official

Taiki has spent months silently admiring Chinatsu from the sidelines, but her sudden arrival as a housemate shatters the boundaries of their senpai-kohai dynamic. While navigating the morning routine of shared meals and close proximity, Taiki discovers that Chinatsu carries an immense, hidden pressure regarding her basketball career. He finds her pushing herself to the point of injury, desperately masking her pain to stay on the path toward the inter-high tournament. Taiki decides he will no longer just be a bystander; he commits to being her secret pillar of support, both as a housemate and a fellow athlete. As he observes her silent struggle with loneliness, he begins to realize that her strength is as fragile as it is inspiring. Every shared glance in the hallway and every quiet moment at home forces Taiki to reconcile his intense feelings with the need to protect her dreams. The narrative masterfully threads the needle between the sweat-drenched intensity of the court and the delicate, nervous energy of a budding romance, setting the stage for an emotional journey where they both strive to reach their respective summits.