When a young Cuban American girl discovers that she's one of the nine muses of Greek mythology, she must use her newfound powers to help a brilliant classmate who is destined to save humanity.

Chloe, Serena, and Xinot, the Fates, live on a secluded island spinning, measuring, and cutting the threads of human life but when Aglaia, a mortal, finds them Chloe must try to keep her sisters from getting attached to the girl and involved in her dark fate that could unravel the world.

After giving Athena a makeover Aphrodite becomes jealous of her friend, but she focuses on figuring out how to help a mortal win a race against Atalanta, which will result in either their marriage or his death.