Jung Sooyeon. Oldest daughter of Lawyer Jung. She is kind and thoughtful. She is also popular at school because she is smart and deligent student. But after her father accused as betrayer, all students hate her. From innocent and cheerful girl, Sooyeon change into cold and mean girl after her losing her beloved parents. She reported as missing person. For a years, no one ever found her.

Lee Donghae, his father is Police Officer. He is Sooyeon’s childhood friend. They grow up together. Donghae Knowing that Sooyeon is missing, Donghae always blame himself and crying. Because there is nothing he can do for protecting Sooyeon like his promise. Donghae never stop searching for Jessica. That is one of the reason he become a police officer like his father.

Kim Jae Joong, is Sooyeon and Donghae’s senior in high school. Even if he is good looking man, but no one dare to talk to him. His father is a criminal. For him, his father is innocent. Jaejoong always fights with other student just to let out his tension. Jaejoong didn’t have any friends at school and he never talk. Make others think he is mute. He have feeling that he must protect Sooyeon.

Jung Soojung, Sooyeon’s younger sister. After losing her family, Soojung adopted by Officer Lee, Dong Hae’s father. She still have a hope that her sister still alive. Day by day, years passed just like that. From a little girl who always crying just because missing her family, Soo Jung become a successful woman who known as Lee Soo Jung.