Max and Phoebe bring Chloe on an undercover mission in a new town, so she can experience life as a normal kid; when a new supervillain threat emerges, the trio must stay in town longer than they anticipated.

A training accident makes Chloe's powers faulty; Max tries to cure her and gets a misleading positive result, so she goes to a party; but his treatment actually creates brand new powers Chloe can't control.

Chloe, Jinx and Booch are designing a school mascot, but Max and Phoebe's feud over their jobs ruins the project; Chloe criticizes them, and the twins realize their fighting affects Chloe now that they're guardians.

After Phoebe and Max let Chloe's friends watch a horror movie and eat candy, Jinx and Booch's parents want to meet Chloe's; with Hank and Barb away, Max and Phoebe transform into them to help Chloe; it goes well until the real Hank and Barb show up.

Max bets Phoebe she can't turn off being a superhero and go on a normal date; Chloe helps Phoebe do well on the date, but Max tries to sabotage by crying wolf; suddenly, a real supervillain emerges and puts Max and Chloe in serious danger.

Cherry visits and Max discovers Phoebe never took her sparkle power away; Phoebe promises to do so and has a girls' night with Cherry while Max hosts Jinx; Colosso gets jealous; Cherry's powers malfunction, nearly blowing Phoebe's cover.