When the pressure to be royal becomes too much for Mal, she returns to the Isle of the Lost where her archenemy Uma, Ursula's daughter, has taken her spot as self-proclaimed queen.
In 1954, a time before rock ānā roll ruled, before the T-Birds were the coolest in the school, four fed-up outcasts dare to have fun on their own terms, sparking a moral panic that will change Rydell High forever.