Behind his quiet demeanor and school uniform, Kotaru Ozawa hides a shattered soul. Haunted by a tragic past, burdened by neurological scars, and bound to a silence no one sees, he faces a daily war no one understands. But when a mysterious girl named Mio appears, holding secrets behind her eyes, Kotaru''''s reality begins to twist. Can he uncover the truth behind his broken memories—or will the shadows finally consume him?