Ruka (루카) is a Japanese rapper under YG Entertainment. She is a member of the girl group BABYMONSTER and a former member of the Japanese idol group Shibu3 project.
The series revolves around modern-day Paris and teenagers Marinette Dupain-Cheng and Adrien Agreste who transform into their superhero personas, Ladybug and Cat Noir respectively, using magical jewels known as the Miraculous, when evil arises.
