Marinette and Zoe are chosen to organize an upcoming dance for the end of the school year. However, trouble is still brewing when Lila and Chloe hatch a scheme to frame Marinette for theft, but Sabrina refuses to go along with the scheme and she is akumatized into Vanisher who is granted adoration through her alliance ring. Vanisher starts to take a bunch of items from the florist, the bakery, and the Liberty, she places the items into Marinette's bag which catches Tikki's attention. Chloe falsely blames Marinette for stealing her phone and all of the stolen items are found, causing Zoe to defend Marinette from getting wrongfully expelled by Mr. Damocles. Marinette notices an akumatized Sabrina and she sneaks away from everyone. Tikki reveals to Marinette about Sabrina's akumatization and that Chloe is responsible for the thefts. Marinette transforms into Ladybug and she warns everyone that Vanisher is here. Cat Noir helps Ladybug defeat Vanisher by spraying glue and confetti from the lucky charm piñata. Ladybug gives Sabrina a magical charm and she encourages her to continue on following her father's beliefs, Sabrina thanks the heroine. Ladybug and Cat Noir are able to prove that Marinette and Zoe are innocent by revealing that Chloe is responsible with the thefts and she aided Vanisher in it, causing everyone to angrily glare Chloe for trying to incriminate Marinette and Zoe. Chloe furiously walks away in defeat over her failed plan. Outside the Le Grand Paris, Marinette thanks Zoe for coming to her defense. Zoe encourages Marinette to admit her love for Adrien. Marinette tries to kiss Adrien, but he doesn't go forward and he heads back to his mansion. In Marinette's room, Tikki praises Marinette for admitting her feelings for Adrien.
