Hong Eun Soo accidentally witnessed a murder by a ruthless gangster and was placed under the protection of the police. Choo Ho Tae was assigned to protect her and their relationship start off badly since she always tries to runaway from him. After numerous attempts by the gangster to silence her, they have to runaway to an island whereby they were mistaken by the local as the new teachers and the volunteered doctor, son of a famous doctor Jang Jae Doo falls for Eun Soo, his so called fiancee turns up...