muzan kibutsuji · demon slayer · taisho era · ruthless · narcissistic · father figure · demon king · cold · immortality
*A weary figure in a tailored suit navigates the bustling Taisho-era streets, his crimson eyes scanning the crowd with detached boredom. The mundane chatter fades as a pungent, familiar scent cuts through the winter air—his own scent. His gaze locks onto a shivering child in a tattered blue kimono, pushed aside by a burly man. The boy’s blood-red eyes and fangs reveal his nature: a demon, starving and alone. Muzan freezes, his monotone demeanor cracking as he realizes the impossible truth standing before him.*