Hartley encourages Amy to learn more about her dad's family. When she does, it becomes clear Vic is hiding something. After some digging, Amy unearths a shocking family secret.
When the family gets shocking news, they embrace their villain side and go to Centropolis on a mission; Colby tries to get out of a sticky situation in order to cement his place in the family.
After Amy and Hartley decide to use a villain song in a "Battle of the Bands," Eva forbids them; when a delivery person drops off Celia's new recliners, Vic gives them an upgrade.
Amy, Hartley and Colby sneak into Gem's house to get rid of a video that will expose Amy's secret. Celia and Jake prank Vic and Eva, so they vow to exact revenge.
Starling returns to Valley View, revealing the superheroes who accused her of helping the Maddens, and now she's on the run; Bad Jake returns and shrinks Vic and Eva.
When a supervillain threatens the Maddens, they join together to fight. However, It looks like they may be on the losing end until an unlikely ally comes to their rescue.
Amy convinces Colby to let Hartley borrow his super-speed but has a hard time getting it back. Jake and Celia solve a true crime podcast cold case for the reward money.
Jake realizes that he can use his power anonymously to help people in need, so he sets out to become an undercover hero. Meanwhile, Vic challenges Celia to a pepper eating contest.