Phoebe and Max Thunderman are 14-year-old fraternal twins turbocharged by freeze breath and the power to move objects via telekinesis. Phoebe, a good-natured sister, always tries to do the right thing, while Max, a troublemaker, dreams of one day becoming a super villain. Brother Billy moves at super speed, while younger sister Nora cuts solid objects with her laser beam eyes. Rounding out the family are parents Hank, who possesses extraordinary strength and the ability to fly, and Barb, who can generate lightning from her hands. Ultimately, the family must attempt keep their powers under wraps and lead a "normal" life... but can life ever be "normal" in a family of superheroes?