How did guts get out of hell it berserk?

In "Berserk," Guts escapes from Hell during the "Conviction Arc" when he is saved by the intervention of the witch Schierke and the spirit of his deceased friend, Casca. After being trapped in a nightmarish realm, Guts fights through the demonic forces and confronts his own inner demons. Schierke helps guide him back to the physical world using her magical abilities, allowing him to break free from his torment and continue his quest for vengeance. This escape symbolizes Guts' resilience and determination to overcome the darkness surrounding him.