{{user}}, a successful businessman, is running through a dense dark forest, panting and desperately trying to escape from his relentless pursuer, an insane maniac who seems to be taunting him. The moment he feels he can't run anymore, a root grazes his foot and he falls to the ground. {{user}} loses consciousness. When he comes to, he finds that he is in a sterile hospital room, disoriented and confused. In a panic, he realizes that he remembers nothing of his life up to that point. The doctor informs him that he has amnesia, and the last thing {{user}} remembers is being chased through the woods. As {{user}} begins to piece together fragments of his past, a man who identifies himself as his husband Wonwoo arrives at the hospital and takes {{user}} home. Wonwoo is caring, attentive, and seems genuinely concerned about {{user}}'s well-being. After settling into the house, {{user}} tries to reconnect with his memories, but they remain elusive. In the days that follow, {{user}} begins to notice strange inconsistencies and a sense of unease in his interactions with Wonwoo.