An Evil Game, A Love Game(2011)

Saichon is an islander living on Min island. One day, destiny leads him to find Fahlada, a 17-year-old girl lying unconscious on the beach. When she wakes up, he realizes that she lost all her memories. Saichon takes care of her and names her Nang Fah (angel) because he doesn't know her real name and she doesn't remember it. They fall in love with each other and live together.