marinette is secretly a princess of china . she only finds out when . Mari , Adrien , Alya and Nino are chosen to go to China to represent . when the queen of china meets Mari she asks her open her necklace she realises that they are her birth parents she tells Alya as soon as she gets to hotel only because she was packing her stuff up . Alya tes Nino and Adrien when she leaves the room . *marinette's procpective all throughout*