Ditto
동감 (original)
Starring Kim Ha-neul, Yoo Ji-tae, Ha Ji-won, Park Yong-woo, Shin Cheol-jin, Yoo Tae-gyun, Lee In-ok, Lee Yeong-gwang, Lee Seung-chan, Kim Sang-won
It's a fantasy and drama movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Spain.