At twelve, Han Yulhee was found in the woods without memories and a number carved into her arm. Now an adult, and haunted by strange creatures no one else can see, Yulhee is determined to find out what was done to her. Aided by Private Investigator Do Kyungsoo, another victim, the duo find themselves pulled away from the people who have taken them in - and drawn into a world and mystery years in the making, the answers to which nobody believes or wants them to find. But neither can leave the