Alex & Co follows childhood friends as they begin high school. Alex, a smart, fun-loving boy, thinks that high school is going to be one big party. The school head wants the school to hold its place at the top of the academic tables and insists students concentrate on traditional subjects, rather than music, singing and acting. Alex & Co have no option but to find their own way to express their creativity and talents.
In the magical kingdom of Auradon, Prince Ben, the son of King Beast and Queen Belle, is preparing to take the throne. His first official proclamation: the children of the Isle of the Lost, home to the most infamous villains, should be given the chance to live in Auradon. Mal, Evie, Carlos and Jay travel outside the realms of the island prison for the first time in their lives. Will they follow in their parents' evil footsteps, or will they choose to embrace their goodness and save the kingdom?