Doctor Doom returns from his unwanted journey in space and visits Jack Kirby and Stan Lee in order to make them set a trap for the Fantastic Four.; Doctor Doom tells how he managed to return to Earth with the help of the Ovoids and then he changes bodies with Mr Fantastic using Ovoid technology.; Doctor Doom (as Mr. Fantastic) displays his new shrinking-ray and Mr. Fantastic (in Doom's body) escapes his captivity in Doom's castle.; Doctor Doom and Mr. Fantastic get their bodies back and Doom is put under his own shrinking-ray and shrinks down to sub-atomic size.; Doctor Doom convinces the rest of the Fantastic Four that he is Mr Fantastic.