When 10-year-old Ben Tennyson discovers a mysterious watch, he gains the power to transform into a number of different aliens, each with awesome powers. Ben realises that he must use these powers to help others and stop evildoers, but that doesn't mean he's above a little super powered mischief now and then.

Fighting crime when you have a strict curfew? Trying to balance super hero training with homework? For Batgirl, Supergirl, Wonder Woman and their friends being a teenager is almost as tough as being a hero!