Jang Guk and Joon Soo's relationship is causing a painful rift between their families. Meanwhile, Da Hae is stuck in the middle, feeling betrayed and jealous.

After an accident, Jang Gook is rushed to the hospital. Unable to contact her, Joon Soo is going crazy stuck in his house. Meanwhile, Go Soon tries to contact Se Min.

Twelve years have passed. Go Soon's family is wildly successful, and Bum Sook is working in real estate. Jang Gook, now Jang Dal Rae, finally returns from the US.