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.
When Captain Man loses his powers of invulnerability, he becomes too afraid to fight crime. It is up to Kid Danger to keep Swellview safe and figure out how to restore Captain Man's powers.
When a suspicious new student shows up at school, Charlotte and Henry think he may be up to something. Captain Man goes undercover as a substitute teacher to learn more.
When Jasper goes as Kid Danger for Halloween, he goes too far and is mistaken for the real deal. The real Kid Danger leaves it to Captain Man to rescue him.
Ray's friend, who was accidentally turned invisible, shows up for a visit, but he quickly overstays his welcome. Meanwhile, Jasper fixes up Piper's old doll-house in the backyard.
Henry and Ray think the world is ending when a dormant super volcano under Swellview becomes active; Piper is convinced that she has gluten intolerance.
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 lock down mode for Junk-N-Stuff and the Man Cave, trapping everyone inside.
Captain Man attempts to boost his image by holding a contest where three winners get a tour of his secret lair. When Henry's friends are among the winners, Henry becomes concerned for his secret identity.
