Magician: the Mermaid Became My Wife.

Ryan traveled to a parallel world. Never met my mother. For him, his father Wells stayed away from the palace and people and lived in seclusion by the sea. And married Kate, a mean stepmother, and gave birth to two annoying brothers. After his father died, he spent three years in hiding But I didn't expect that one day when I was sixteen, my father's best friend came and broke everything... His innate magic was restored. And he got a mermaid with a fairy-like face to become his assistant. Help him pass levels and upgrades along the way, and survive dangers one after another. The magic is upgraded again and again, and the mermaid transforms again and again... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.