After waking up from her coma, Go Ha-jin is on a mission to improve her life, pay off her debts, and leave behind the trauma her cheating ex-boyfriend and her former friend gave her. However, memories of a past that didn't seem real continue to plague her until she encounters the man who keeps appearing in her dreams, Wang So. In the present time, his name is Yang Jeonghun, and he's the vice president of the big company that's planning to buy the cosmetics line she's working for. It gets more complicated as she meets more of the people whom she knew from her past as her previous incarnation Hae Soo and gets entangled in an office politics that's deadlier than it seems.