PROPOSAL FROM 5 YEARS BACK

This story revolves in the city of South Korea, Busan . Cha Bong Cha is the heroine of this story who has multiples identity. Jeong Hei Ran is from one of the richest family in Busan. He is deeply in love with Lee Yong Jee but she vanished five years ago. When Cha Bong Cha started to work as Secretary of Jeong Hei Ran, he started to fall for her. Then Cha Aera started the case that was closed five years ago that leads them to Butterfly Organization and the truth behind the accident of five years ago. It became dangerous for those involved in this case. Will they be able to find the real criminal involved in the case ? Is love possible for Jeong Hei Ran and Cha Bong Cha when they knew each other ?