My Memories of You

On one heavy rainy day, Park Chanyeol, a farmer boy who lives in Cheongsando island, has found the body that is hardly injured in the head on the street while he is traveling back home. He saved her and luckily, she is alive. However, she seems to lose all her memory due to the head injury and she doesn't even remember who she is or where she is from. He decides to name her Park Chaeyoung, living with him as a cousin.