New York is back on its feet and Karai is recovered. Now that the family is whole again, it's time to start new projects and make some important decisions. But the appearance of a new ninja clan and a group of unexpected visitors from another time flip the Hamatos' lives upside down, once again perturbing their new-found peace. Apriltello, Leorai and mild Rasey.

When Marinette and Adrien are cast in the roles of Ladybug and Chat Noir in Alya's new school play, real and imagined begin to complicate and influence their personalities in ways that make both their actual crime-fighting and civilian lives much more complicated than they ever could have imagined—especially when it comes to their feelings for each other.