Who made me a Princess x Miraculous (crossover)

Athanasia De Alger Obelia was the princess of Obelia. Was? Yes She was the princess. After her father lost his memories of her, she couldn't stand there. She left Obelia. Unbeknownst to her she had travelled to a different place very far from Obelia. It was not even in the map. The 12 year old princess was found in Paris by a french couple. They didn't know she was a princess, but they promised to look after her. She got what she had longed for a family. But this meant she couldn't meet her friend Lucas. Now there was no going back. She became Marinette Dupain-Cheng a Chinese girl

Somewhere in Obelia
"I can't believe I was not there when she needed me the most."

What will happen now