Missing You(2012)

series - first aired/released 2012-11-07 - audience 6.4

High school sweethearts Jung-woo and Soo-yeon were separated in a horrifying tragedy that continues to weigh down on them as adults. Now a guilt-ridden detective, Jung-woo has been desperately searching for Soo-yeon for years, but when he crosses paths with her again, she has already become someone else with a new identity.