Late at night while marinette is working she hears the familiar call of sandboy, remembering what happened last time she ran to get alyas help thinking this will be a breeze. But she soon finds herself caught up in something much worse
As she works alongside Rena Rouge, Carapace, and Chat Noir to defeat Sandboy Ladybug finds herself fighting for not only her life, but the life of her beloved partner as they fight her nightmare, Chat Blanc