Upon arriving at the next temple, Haruto and Souma are confronted by Virgo Fudo, a gold saint whose cosmos surpasses that of all the Gold Saints in the earlier temples. Yuna, Kouga, and Ryuhou join the battle in time to save their friends from a crushing defeat. But even the combined powers of the five Bronze Saints is no match for Fudo. When all hope seems lost, Eden arrive at the last minute and protects them from one of Fudo's techniques.

After infusing the Darkness Cosmo in Kouga's body, Amor finds out that he was betrayed by his sister from the beginning and swears to kill everyone including her, knocking out Eden in the process. Meanwhile on the Earth, Kiki, Harbinger, Fudo, and Genbu use their Cosmos to send Kouga's friends to Mars. As he finally reunites with Saori, Kouga is overcome by the Darkness Cosmo and possessed by the God of Darkness, Abzu, who kills Amor in one single blow. As the possessed Kouga now proceeds to kill Athena with his own hands, his friends try to have him return to his ...

Ryuhou, Souma, and Yuna arrive to a village whose survivors of the Pallasite Halimede's attack are under Shun's protection. Among them is Ray, a child whose brother was also frozen by Halimede and blames Shun for it. Halimede instructs Ray to steal the Andromeda Cloth Stone from Shun with the promise of having his brother return to normal, but when the enemy intends to kill both, Shun brings the power of his cloth to the next level.

As the battle intensifies, Souma and Subaru fall back to assist the other Steel Saints in time to rescue only two of them, Kerry and Emma. Soon after, they are attacked by Loge and forced to retreat once Souma is injured. Surrounded by the enemy forces, Souma and the Steel Saints must work together to break Loge's siege and fight back.