Immediately after coming off a suspension, Detective So-yung (Yoon-ah Song — Face) is thrust into one doozy of a case. Seems the victim died from acid. An acid released from inside his body. And this isn't the type of acid those crazy kids are fond of — the only trip these cats are taking is to the morgue.To make matters worse, there are a couple more men dying off the same way. There appears to be a serial killer on the loose, and the last thing the victims are seeing is a long-haired woman in black (with some freaky blood-shot eyes).Throw in a new partner and some crazy dreams and So-young has her work cut out for her.
When Gong-chan (Lee Dong-wook) meets the lively and beautiful Yu-rin (Lee Da-hae), he finds out that she has connections to his missing cousin, who his grandfather has been searching for a long time. He asks Yu-rin to lie about being his long missing cousin until he can find his real cousin. She says yes, but soon their feelings for each other get in the way of their plans. Gong-chan's friend Jung-woo (Lee Joon Ki) falls for Yu-rin while Gong-chan's ex girlfriend, Seo-hyun (Park Si Yeon), who is a pro tennis player, tries to win him back. Will the two ever tell each other how they feel? Will Gong-chan ever find his real sister? My Girl was a Top Ten hit in Korea in 2006, aided by the appearance of hot new actor, Lee Joon Ki.
Park Eun Wook (Lee Dong Wook) worked as a doctor in a clinic in Hanoi where he fell in love with a Vietnamese girl Ly Thi Vu( Kim Ok Bin). Due to the sudden death of his father, he had to return to Korea in a hurry but the message wasn't related to LTV. His elder brother Park Sok Woo(Lee Won Jong) who worked as a farmer in the field was hard pressed by his mother to go to Vietnam to find a wife and he ended up bringing LTV to Korea with the intention to marry her. Song Il Lan (Yoo Hye Jung) was PSW's childhood friend and she realized that she was in love with him and PSW had similar feeling for her too. When the misunderstanding between PEW and LTV got clarified and all truth were out in the open, his mother who thought LTV was going to be her first son's wife and liked her didn't think she was good enough for her second son as he was a doctor. LTV was hurt and returned to Hanoi. Later the mother came to realize her folly and relented. PEW didn't want to give up LTV and so he went back to work in Hanoi and search for LTV.
Jin Da Rae (Eugene) is the daughter of a female diver in Cheju Island. After her father mysteriously passes away she tries to uncover the truth about his death. One day she coincidentally saves Hyuk (Park Yong Ha) from torrent waters. Hyuk works for an orange farm opposed to his father's wish that Hyuk should take over his resort development business. Da Rae and Hyuk gradually fall in love. However, their love is put to a risky test after Hyuk's half-brother (Lee Dong Wook) also discovers his love for Da Rae. While all 3 of them get entangled in a complicated love triangle, Da Rae finds out that Hyuk is connected to her father's death.