Ran Ochanomizu

As the enigmatic fourteen-year-old sister of Hiroshi, this aloof young girl carries an air of mystery wherever she goes. Known for her eccentric personality, she remains incredibly guarded, choosing to stay silent around anyone who has not yet earned her deep-seated trust. Despite her distant and socially withdrawn nature, she harbors a secret, budding crush on A106, adding a layer of hidden vulnerability to her otherwise quiet and detached demeanor.