Oliver accidentally steps into the line of fire of a superhero's beam during a routine test, which reverts him back to being 4 years old. While Kaz tries to fix Oliver, Alan develops an undesirable and embarrassing power.

Wallace uses an optical image replicator to turn Clyde into an identical look-alike of Kaz in hopes that the disguised Clyde will trick Oliver into revealing the secret location of Mighty Med.

When Horace complains that comic book sales are down, Oliver and Kaz join the writing staff to help spice up the books. However, the boys' altered versions of the stories cause problems in the superhero community.

Oliver and Kaz attempt to visit the Annihilator's lair to take his collection of superpowers and restore them to the superheroes.

Oliver must care for a sack of highly valuable eggs when a pregnant female superhero is wheeled into the ER. Kaz helps Oliver hide his "pregnant" state at school.

Oliver experiences a weirdly vivid dream that inspires a story for a Tecton comic; Alan assist Horace in wedding planning.

As Kaz stands by the Bionic Academy's dying Chase Davenport in the superhero emergency room, Oliver and others seek to stop Incapacitator before he incapacitates the planet.

Oliver grapples with an internal conflict as he walks his mother down the aisle. Meanwhile, Kaz and Skylar struggle to protect the Arcturion from all the villains it beckons.