Marinette Dupain-Cheng is one of the main protagonists of Miraculous: Tales of Ladybug & Cat Noir. She is a student in Miss Bustier's class at Collège Françoise Dupont in Paris, France and a budding fashion designer who wants to have her own brand one day. With the Ladybug Miraculous, when inhabited by Tikki, Marinette transforms into the superheroine Ladybug, gaining the power of creation to stop Hawk Moth and his akumatized villains. She is the leader of the French Miraculous Superhero Team.
Marinette Dupain-Cheng is one of the main protagonists of the series Miraculous: Tales of Ladybug & Cat Noir. She is a student in Miss Bustier's class at Collège Françoise Dupont in Paris, France, and a budding fashion designer who wants to have her own brand one day. With the Ladybug Miraculous, when inhabited by Tikki, Marinette transforms into the superheroine Ladybug, gaining the power of creation to stop Hawk Moth and his akumatized villains. She is the leader of the French Miraculous superhero team.
In "Reflekdoll", Marinette temporary obtains the Cat Miraculous, which, when inhabited by Plagg, will be able to transform her into black cat-themed superheroine Lady Noire, gaining the power of destruction.
In "Kwamibuster", after Tikki is captured by the particular villain, Marinette wears multiple Miraculous but activates the Mouse Miraculous to become Multimouse, a mouse-themed superhero. In the same episode, Multimouse's various copies transform with the Mouse Miraculous combined with the Ladybug, Cat, and Fox Miraculous to become Multibug, Multinoir, and Multifox respectively.
In "Feast", after defeating the sentimonster that was controlled by Hawk Moth and Mayura, Master Fu began to train Marinette in order to pass his title to her as the New Guardian of the Miraculouses.
In "Ladybug", after being expelled from school for being framed by Lila Rossi, she is nearly akumatized by Scarlet Moth into Princess Justice. However, her akumatization is interrupted because of Nathalie Sancoeur's illness from the damaged peacock miraculous, and it is only half completed.
In "Miracle Queen," after Miracle Queen brainwashes the temporary Miraculous holders to be her slaves, Marinette wears the Dragon Miraculous combined with the Ladybug Miraculous she already owns to become Dragon Bug. Since then, Marinette becomes the new Guardian of the Miraculouses after Master Fu relinquishes his role as Guardian and passes it to her.
In "Gang of Secrets", after defeating the titular villains with some help from Lady Wifi, whom rejects Hawk Moth's negative emotions, Marinette is able to confide in her friends and apologize for not telling them what was wrong with her. But Alya knows there's something more to Marinette's story, so she stays behind, and eventually after breaking down, Marinette tells Alya that she in in fact, Ladybug.
In "Mr. Pigeon 72", after defeating the villain with a same name and with some help from Plagg and Rena Rouge, Ladybug is able to expand the limits of her power, gaining a new costume and the ability to create magical charms that are able to protect people from reakumatizations.
In "Optigami", to immobilize Style Queen, Marinette unifies the Bee Miraculous with the Ladybug Miraculous to become Lady Bee. It is also revealed that Alya is Marinette's heir presumptive to becoming guardian of the Miracle Box.
