After discovering that M kidnapped ET and PC, the immortals have no choice but to let M and DN go in order for their friends to live. M doesn't return their friends so GT, EK, PK and ML the second travel to M's ice palace to save their friends and try to defeat M. M tricks the immortals and takes them back to the building to kill them. The immortals' two old friends arrive to help out in their fight and have to end things once and for all. The master of all universes shows up and the immortals cannot defeat him so they have to travel to different universes across the multiverse to get other heroes that can help them fight the master of all universes and save the multiverse.