Oh Sehun , being seperated with his loved one after 5 years when he thought his fiancé has long dead. He tried to live normal life without her until one day , he met someone who resembles her a lot . Kim Hayoung , a woman who have everything in her life...she could have them all if she want to but sometimes she feels that she is not herself to the point she loves travelling so that she could collect pieces of her lost memories. What do you think will happen to their story? will they recognize each other? what does fate planned for them?