Marinette juggles her love life with Adrien and her role as Ladybug when Lila, now Cerise, gains the Butterfly Miraculous. Can Ladybug and Cat Noir end the chaos once and for all?

In 10th grade, Marinette's life becomes even more complex. As she navigates her feelings for Adrien and her duties as Ladybug, the stakes soar when Lila Rossi, now Cerise, gains the Butterfly Miraculous. WIth chaos sweeping through Paris, can Marinette and Adrien hold it together and stop Chrysalis?