A detective twice her age takes a high school girl's doodles as seriously as any witness statement, and somewhere between interpreting her terrible drawings and solving actual crimes, they're building something that feels like it matters. The show knows the absurdity is the point: a 40-year-old man in a suit leaning over childish sketches going "yes, this confirms my theory," while she's quietly deciding he's the one. Romance blooms in the margins of a murder investigation, told through pen strokes that barely qualify as communication, and by the time you realize what's happening, you're rooting for a relationship that started because he couldn't ignore her.
Eiji Kirisame is a seasoned detective who's seen plenty of weird cases, but nothing prepares him for Tsugumi Kuchinashi. This silent high school girl witnessed a crime, and instead of speaking, she communicates entirely through drawings on her pad. Her sketches are messy, abstract, sometimes barely coherent, yet Eiji finds himself hanging on every line. He treats each doodle as a potential clue, determined to crack the case through whatever visual breadcrumbs she provides. What starts as a straightforward investigation spirals into something far more complicated when Tsugumi's drawings begin shifting from crime-related to personal. The gap between their ages, her silence, and the growing weight of their interactions create an awkward tension neither of them can ignore. Eiji must navigate solving crimes while managing a connection he never expected, all while trying to understand what Tsugumi actually means to say. Her silence speaks volumes, and his patience gets tested in ways a badge never prepared him for.