Rapunzel returns to the kingdom of Corona only to find that it has been taken over by an old enemy. Still reeling from Cassandra's betrayal, Rapunzel must use her inner strength to save Corona and its people, including her parents, King Frederic and Queen Arianna. Sticking by her side is her partner in life, Eugene; her loyal chameleon sidekick, Pascal; no-nonsense and dutiful horse, Maximus; and Eugene's best friend, Lance.

The former orphaned thieves Angry and Red return to Corona permanently. However, their return quickly becomes a nightmare when the kingdom s stalked by a werewolf.