It has been 4 years since Ladybug and Cat noir have defeated Monarch and Paris is safe once and for all. Marinette is still the guardian and Ladybug and Chat Noir still helps Paris around when in need. Marinette and Adrien have both graduated high school and are 21 and engaged to each other. Everything is perfect...until Marinette gets into a car crash and doesn't make it. Adrien doesn't accept the death of Marinette...and will do anything to bring her back.