She Was Pretty(2015)
Ji Sung Joon has a crush on the most beautiful girl in town, Kim Hye Jin - the only problem is, he's unattractive and lacks self-esteem. As fate would have it, years later Sung Joon grows up to be not only successful, but extremely attractive. However, when he runs into his first love Hye Jin, she has become unattractive and poor. Can their love transcend the vanity they both associated with each other?
She Was Pretty - watch online: streaming, buy or rent
Currently you are able to watch "She Was Pretty" streaming on Rakuten Viki or for free with ads on Kocowa.