The Girl I Saved on the Train Turned Out to Be My Childhood Friend #1

This first volume of the romantic comedy manga introduces the awkward reunion of high schooler Ryo and his childhood friend Hina, whom he rescues from a train groper—only to discover she's the same girl he grew up with. Their rekindled relationship is complicated by lingering childhood memories and the challenge of navigating new feelings. This volume collects the opening chapters of the series, setting up the central premise and character dynamics.