Episode 1
The loser of a kids-channel contest gets akumatized by Hawk Moth. Now Stormy Weather, she takes revenge on those who did not vote for her. Dark skies await for our superheroes!
Episode 2
Adrien's best friend, Nino, is akumatized into the Bubbler, a villain who traps adults in bubbles and sends them floating away into the atmosphere.
Episode 3
When a villain with the power of the ancient Egyptian gods wants to sacrifice Alya, Ladybug and Cat Noir must fight an army of mummies to rescue her.
Episode 4
Mistakenly believing that Chloé is Ladybug, Alya gets expelled from school for her nosiness and becomes akumatized into the villain Lady Wifi.
Episode 5
When anger over a broken watch turns Alix into a time-traveling villain, it's up to Ladybug to return to the past and thwart her plans.
Episode 6
The akuma fighters try to apprehend Mr. Pigeon, a bird lover who has kidnapped all the park keepers in Paris, but Cat Noir's allergies interfere.
Episode 7
A fellow student with a crush on Marinette is akumatized into the Evillustrator, a villain that Cat Noir must face without Ladybug.
Episode 8
When he's fired by the mayor, police officer Roger becomes Rogercop, a villain who thinks he's enforcing the law by ruling Paris as a dictator.
Episode 9
A jealous sculptor in love with Ladybug akumatizes into Copycat, a duplicate of Cat Noir who tries to take his rival's place by Ladybug's side.
Episode 10
Marinette considers declaring her feelings to Adrien for Valentine's Day, but first they must stop Dark Cupid, a villain bent on eradicating love.
Episode 11
During the filming of a short horror movie for Marinette's class, scared star Mylène is akumatized into a slimy monster that feeds on others' fears.
Episode 12
While Marinette tries to retrieve her diary from Chloé, Adrien's fencing teacher is akumatized into Darkblade, a villain who storms city hall.
Episode 13
When Mylène's father loses a part in a play to his scheming understudy, he akumatizes into the Mime, a villain whose pantomimes become real.
Episode 14
When his dish at a competition is sabotaged, Marinette's great-uncle chef Wang Cheng becomes Kung Food, who recruits henchmen with his cooking.
Episode 15
Marinette beats Adrien's video game tournament partner, Max, so she can replace him and spend time with her crush, but Max akumatizes into a villain.
Episode 16
A humiliated zookeeper is akumatized into a villainous shapeshifting animal on a day when Marinette, Adrien and friends are visiting the zoo in Paris.
Episode 17
Crestfallen when her hero Ladybug refuses to heed her advice, Chloé akumatizes into Antibug, an evil twin of Ladybug with identical powers.
Episode 18
Marinette babysits little Manon, who becomes akumatized into the Puppeteer while playing with dolls of Ladybug, Cat Noir and some infamous villains.
Episode 19
Excluded from a class photo, dejected Juleka akumatizes into the villain Reflekta, who turns everyone, including Cat Noir, into copies of herself.
Episode 20
Rock star Jagged Stone is akumatized into a supervillain who tries to transform all Parisians into fans and undermine his musical rival, Mr. XY.
Episode 21
Rejected by a rock star, an angry fan becomes Pixelator, who traps Parisians in his camera's memory until Cat Noir and Ladybug halt his photo spree.
Episode 22
Marinette can't transform into Ladybug when classmate Rose is akumatized into a villain whose perfume lets her control Cat Noir and a visiting prince.
Episode 23
A hypnotist akumatizes into Simon Says, a villain who can make anyone obey him with his deck of cards, and seeks revenge on Adrien's father.
Episode 24
Humiliated in front of Adrien by Marinette, Lila -- a rival who pretends to be Ladybug's friend -- akumatizes into Volpina, a villain of illusions.
Episode 25
In a flashback, Ladybug and Cat Noir's origins are revealed, as Marinette befriends Alya and meets Adrien, a famous model with an overprotective dad.
Episode 26
In a continuing flashback to Ladybug and Cat Noir's origins, Marinette mistakes Adrien for a bully and hesitates to embrace her Ladybug persona.