Dimensional Goddess Comes to Your Door

My name is Mo Yu, and I disappeared when I was twelve years old. Until ten years later, I came back. However, all the memories of ten years were lost. At the same time, a door appeared in his body. Unfortunately, I couldn't open the door myself. Three years passed like this. One day, the door opened. A dragon appeared and she told me that it had saved her life. Her name is Thor. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.