Junho is a vampire who is about to die. To survive, he will need to drink pure blood & thus become a human. One day, while searching  for this pure blood, he meets Min-hyun. But another vampire named Hae-soo, who knows about Jun's traumas, causes Minhyun & Junho to fall out. Living a normal life as a human and protecting Minhyun, what will Junho have to face?