Dear Dolphin
환상속의 그대 (original)
A man hasn’t got over his girl’s death. While a close friend of her approaches to him, a hallucination of his dead girlfriend haunts him. As he blurs line between reality and fantasy, suspense rises, rushing to explosion.
Starring Lee Hee-jun, Rie Young-zin, Han Yeri, Ki Joo-bong, Bae Je-gi, Park Myung-shin, Oh Dae-hwan, Park Mi-hyeon
It's a drama and romance movie, and has a rating of 6.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from United Kingdom.