Miraculous World : Londres, la course contre le temps

To save the future, Marinette, now Chronobug, must team up with Bunnyx to solve the mystery of who discovered Ladybug's secret identity. Because this person also managed to get hold of the Ladybug Miraculous, and all those in the Miracle Box. During their adventures, the heroines learn that the thief who discovered the ultimate secret is also the new bearer of the Butterfly Miraculous.