A young man finds out that he is living a completely identical life to another man who lived decades ago. And when his wife is murdered the same way as the previous man's, he decides to dig into the older case to find clues about who was the murderer this time.
Officers Cho Kyung-yoon and Park Eun-joo are on the hunt a killer following duo of ghastly murders. The victims carry a common military past, and the secret of their past must be unraveled to find the killer.
When a series of murders occur in Kanghwa Island, Detective K and his partner are once again called upon to solve the case. Along the way, he teams up with a beautiful woman with amnesia and together they discover Vampire bite marks on all the bodies. As they investigate further, they realize that the woman is somehow closely connected to the deaths.
