A few years after Mole Man was defeated, a section of the Subterranean Realm crumbled. Atlantis, the kingdom under the sea, suffered because a part of the kingdom was located inside the Subterranean Realm. Namor the king of Atlantis sees this as a threat and decides that after seeing Mutants are public, it is time for him and his people to go out of hiding. Namor blames the Fantastic Four for the crumbling and kidnaps them. After some talking, Reed convinces Namor that he can help Atlantis out by making his people be able to breath in the surface. In the meantime Reed goes into that, Ben learns about Atlantis, Johnny learns more about his powers and Sue studies Namor’s past. Namor tries to seduce Sue, but she quickly dismisses him. The Fantastic Four eventually realize it was, Victor Von Doom who now goes by the name Doctor Doom, the one that crumbled that part of the Subterranean Realm and he framed the Fantastic Four to cause Namor to fight them. After they discover this they, fight Namor since he doesn’t believe them, but after showing him the proof he understands and decides to join with them and take down Doctor Doom.
