Marinette and Adrien, two normal teens, transform into superheroes Ladybug and Cat Noir when an evil threatens their city.
Cast: Cristina Valenzuela, Bryce Papenbrook, Mela Lee, Keith Silverstein, Max Mittelman, Carrie Keranen, Jessica Gee-George, Grant George, Todd Haberkorn, Christopher Corey Smith, Selah Victor
Monarch's ultimate plan is in motion. Nothing seems able to stop him now. Especially considering that, while the world descends into chaos, the supervillain has just trapped Ladybug in person...
Monarch places the final pieces of his villainous plan on his chessboard of evil.
Adrien disobeys father to go find Marinette but she discovers a secret nothing could have prepared her for.
Chloe and Monarch are more powerful than ever, Ladybug and Cat Noir wonder about their powers. Marinette and Adrien's lives are about to change forever.
The end of school year is nearing, and rebellion is brewing. Monarch decides to on a plan that is dangerous for his secret identity and for Ladybug and Cat Noir, too.
Junior high will soon be over, Lila and Chloe are planning to defend their classmates' future before their teachers; Marinette and Adrien worries what the two brats' next evil plan will be.
Lila uses an incident in class to calls for new elections to replace Marinette as class representative.
Marinette decides to have a heart-to-heart with the father of the boy she loves. By seeing her courage her friend Kagami finally dares talk to her mother.
Adrien must attend a dance organized by his father and Mrs. Tsurugi. He will be the King of the Ball alongside Kagami, who has been chosen to be this year's Queen. But neither of them wish to go for the dance.
When Marinette and Zoe are chosen to organize the end-of-school-year party, a common enemy of the girls tries to ruin their beautiful friendship.
As the gang comes up with yet another overcomplicated plan to bring Marinette and Adrien together, Lila uses her talent for manipulation to persuade Kagami that Marinette is a liar who abuses everyone else's kindness.
Monarch is ready to do anything when he senses a unique occasion to get a real second chance even if it is his last chance to seize the Miraculous.
Marinette starts to feel traumatized when she and Adrien prepare to have a normal date at the pool as she once had a crush on Kim last year and Chloe pulled a series of nasty pranks on her.
Luka develops a special interest in Bob Roth, who would do anything to make money. Luka himself would do anything to defend his values and his friends.
Marinette's friends decides to help her to get closer to Adrien, then the whole gang finds out that one should always be clear with friends.
Monarch is faced with a unique opportunity that he refuses to lose. The Kwamis made a decision that completely distracted Marinette and Adrien from their responsibilities. For better and for worse.
Tikki and Plagg are sad to see their carriers so sad to be forced to give up their feelings. The Kwamis will then make a radical choice that will change many things in Paris.
Despite Alya's protests, Marinette decides to pursue her new love for Cat Noir by going on a romantic night out with him. But they are spoiled after encountering a Ladynoir fan who reveals some unsettling revelations about their love lives
Marinette uses Tikki's Reunion to summon Johanne of Arc, a previous Ladybug holder, to ask about the possible romance between her and Chat Noir. Meanwhile, Pharaoh is reakumatized and asks questions for Ladybug to solve.
Marinette tries to convince herself that she loves Chat Noir to forget about Adrien. Adrien has given up on being in love with Ladybug, is trying to declare his feelings to Marinette.
While Marinette tries to convince herself that she has to stop being in love with Adrien because it diverts her from her superhero role, she discovers that she has feelings for someone else.
Ladybug can't give Nino a Miraculous but wants to keep helping so he creates an Aid Network at school. They must figure out Monarch's new power. But Marinette, Alya and Adrian aren't convinced. Would the superheroes agree to such a plan?
Marinette is surprised to discover that a former schoolmate, Socqueline, is posing as Ladybug. She tries to dissuade her from taking such a risk, but Monarch has his eyes on her.
What if Monarch could force the Kwamis who know Ladybug's address to lead him to her? The unfortunate little creatures would have no choice but to obey him... And if Monarch showed up at Marinette Dupain-Cheng's home, would she be able to escape him?
Marinette decides on giving up her love of Adrien to avoid any more disasters and focus on preparing to battle Monarch, but the days go by and no akumatized villains have appeared yet. Has Monarch given up?
After stealing the Miracle Box, Shadow Moth turns into Monarch and uses the Rabbit Miraculous to return to a vulnerable moment in Ladybug and Cat Noir's past to capture their Miraculous.