Mistaking the bright moon for a ditch's reflection

Summary

The first time I went to Gavin Frost's house, his parents asked me if I wanted to marry him.

Everyone thought I loved him so much that I would accept happily, but I shook my head.

In my past life, I saved Gavin, who had slid down a snowy mountain, was injured, and had lost his memory.

I emptied my savings to treat him, and he said he wouldn't marry anyone but me in this life.

I believed him.

When his parents asked if I wanted to marry him, I agreed immediately.

I didn't know he had already