Demon Slayer: Kimetsu no Yaiba - Infinity Castle - Part 1: Akaza Returns

Following intensive group preparation with the highest-ranking swordsmen, Tanjiro Kamado and his allies sprint to defend their leader from an assault by Muzan Kibutsuji. Instead of securing safety, the fighters plunge directly into the sprawling stronghold known as the Infinity Castle. Trapped within this eerie dimensional fortress, the Demon Slayer Corps must face their deadliest adversaries in an all-out confrontation.

Rooted in dark fantasy and intense action, the narrative combines desperate emotional stakes with high-stakes martial conflict. Tanjiro's ongoing quest to save his sister Nezuko drives the drama forward as he stands alongside fellow warriors Inosuke, Zenitsu, and the Hashira to confront the demonic threat directly.

This 2025 fantasy feature film runs for 1 episode, presenting the critical opening clash inside the demons' lair.

• High-stakes fantasy combat inside the shifting fortress
• Deep bonds between Tanjiro and his comrades
• Intense drama as the corps confronts Muzan

Fans of high-stakes action fantasy and dramatic sword battles will enjoy this film.