The heroes of the animated series "Miraculous: The Adventures of Ladybug and Black Cat"

In modern-day Paris, teenagers Marinette Dupain-Cheng and Adrien Agreste transform into superheroes when evil arises. Marinette transforms into her superhero persona, Ladybug, while Adrien transforms into his superhero persona, Cat Noir, using magical jeweled objects known as the Miraculous. Not knowing each others' true identities, the two work together to protect Paris from the mysterious villain, Hawk Moth, who covets and attempts to steal their powers by using his akuma, butterflies infused with negative energy, to transform Paris' everyday citizens into supervillains through a negative emotion that they have recently felt or are feeling.