My Girlfriend Is a Gumiho
내 여자친구는 구미호 (original)
After meeting a mysterious yet very beautiful girl, a wannabe action star discovers that she's, in fact, a gumiho - a legendary fox with nine tails.
Starring Lee Seung-gi, Shin Min-a, No Min-woo, Park Soo-jin, Byun Hee-bong, Yoon Yoo-sun, Sung Dong-il, Hyomin, Kim Ho-chang
Watch "My Girlfriend Is a Gumiho" from streaming services Netflix, Rakuten Viki released in 2010. It's a drama and comedy show, and has a rating of 7.7 out of 10 from Imdb which is usually fine for this kind of show.