She is Marinette Dupain-Cheng's distant cousin. She's from Transylvania, and she is a well-known hero there too. Her miraculous is the red bat, also known as Liliac Rosu. She comes to Paris to live with her distant family after the mysterious death of her parents. They are the only family she has left. What happens when Marinette finds out about her cousin's miraculous? Will she trust her? Will Liliac Rosu help protect Paris alongside Chat Noir, Ladybug, Rena Rouge, Carapace and Queen Bee?