Demon Slayer- Kimetsu No Yaiba - Infinity Castle InstantThe destruction of the castle is a metaphor: Muzan’s perfect, controlled world falls apart when his own biology betrays him. He is dragged from his labyrinth into the harsh light of reality (and the sun). Rumors and initial listings suggest a roughly two-year gap between installments, with expected in 2027 and Part 3 in 2029 . Plot: The Final Siege Demon Slayer- Kimetsu no Yaiba - Infinity Castle : The entire dimension is the Blood Demon Art of Nakime , the new Upper Rank 4. By strumming her biwa, she can instantly rearrange rooms, open pitfall portals, or teleport enemies into the path of powerful demons. The destruction of the castle is a metaphor: |