On January 1, 1983, high school teacher Ji-hwan (Jo Jeong-seok) meets a robber and loses consciousness while proposing to his fellow schoolmate and lover Yoon-jung (Im Soo-jung). On January 1, 2015, violent detective Gun-woo (Lee Jin-wook) will also be shot and killed by the criminal he was chasing. About 30 years apart, Ji-hwan and Geon-woo, who were taken to the same hospital at the same day and at the same time, manage to survive from life-and-death situations, and after that day, the two begin to see each other's daily lives through their dreams.
The two men didn't believe at first, but find themselves real people at different times. Geon-woo is attracted to Ji-hwan's fiancee, Yoon-jung, as she is destined to meet So-eun (im Su-jeong), who looks surprisingly similar to her. One day, while investigating an unsolved murder case in the 1980s, Gunwoo finds a record of Yun-jung being killed 30 years ago and begins digging into the case. Ji-hwan also learns from Gun-woo that his fiancee, Yoon-jung, is destined to die soon. The two men, together, start a hunt that goes beyond time to prevent the scheduled death of Yun-jung...
different times, one murder The desperate struggle of two men to save her beloved begins!
