Boku is the protagonist and narrator of the anime series 'Kubikiri Cycle: Aoiro Savant to Zaregototsukai'. Known for his sharp intellect and keen observation skills, Boku finds himself embroiled in a murder mystery on Wet Crow's Feather Island. Despite being a self-proclaimed 'nonsense user', Boku's analytical ability is crucial in unraveling the complex events that unfold. His detached demeanor and witty insights often mask a deeper understanding of human nature, making him a fascinating and enigmatic character in the series.