13-year-old Henry Hart lands a part time job as Kid Danger, the sidekick-in-training to superhero Captain Man. After promising to keep his new identity a secret, Henry must navigate a double life.
Henry and Ray have to deal with an especially annoying new villain, the Spoiler. Piper is pushed to her limits as she tries to join a popular Captain Man fan club.
Captain Man gets Henry a spot on his favorite game show, Spin and Win, in an attempt to investigate a string of robberies. But Henry soon finds himself a victim of one such robbery.
When Henry's crush goes on a Valentine's date with someone else, Schwoz provides an android to make her jealous. Ray has an unpleasant date with one of Henry's teachers.
Henry, Charlotte, and Ray's plans for a day of fun are derailed when Jasper accidentally triggers the emergency lockdown mode for Junk-N-Stuff and the Man Cave, trapping everyone inside.
When Kid Danger saves Bianca, they kiss. Henry is fine with this until he realizes Bianca kissed Kid Danger... not Henry. Henry is upset that Bianca "cheated" on him.
When Henry's mom has her purse stolen, Captain Man decides he should move in with Henry's family in order to protect them. Soon, Captain Man takes on a fatherly role which becomes more than Henry likes.
When Henry is caught sneaking out at night, he is grounded, preventing him from completing his crime-fighting duties. While Piper drives him crazy at home, Charlotte steps into the sidekick role.