Li Weisi is a female dragon. She claims to be Lulu An's fiancé, which led the MC to believe she was a man at first. She doesn't hesitate to sacrifice herself if needed to save Lulu An which shows how much she cares for her.

My Girlfriend is a Dragon
This adventure started with a young alchemist, who tried to rescue a princess, but this princess turned out to be a dragon. What will result in this strange, but funny meeting?