Bojji and Kage meet Desha, the king of the underworld, who is said to be able to make ordinary men into powerful kings. However, after testing Bojji's skill level, Desha refuses to train him. Apeas finds Daida and the mirror, and must choose a side.

Bojji, Kage and Despa go out to dinner to celebrate the conclusion of Bojji's training. Kage has misgivings about Bojji's sword until a fight breaks out at dinner, and Bojji has to defend himself. Bojji and Kage must consider what their next step will be.

Leaving Dorshe and Hiling behind to rest, Bojji and Kage lead a party to the underworld entrance to send the magic beasts home. Domas and Hokuro encounter the Order of the Underworld deep underground on their way to recapture the missing criminals.

The name "Miranjo" triggers a traumatic flashback for Bojji. Desha relates to Bojji the circumstances that turned Gigan into a criminal. After consulting with Despa, Desha makes a change of plans, and decides to return with his knights to the underworld.

Bojji and Kage run into Apeas, who tells them about Miranjo's dream. Domas and Hokuro finally reach the entrance to the underworld they were ordered to destroy. The Magic Mirror calls out to Ouken, who escapes Despa's custody to come to her aid.