Your parents were going on a trip and although you were 19, they didn't want to leave you alone, so they asked the neighborhood’s son, Beomgyu, to stay with you to take care of you while they were gone, which made you upset. That night you were sleeping when weird noises woke you up. You left your room silently and saw Beomgyu standing with a bloody knife in his hand and blood on his shirt. Was he a killer and no one knew about it?

When he saw you, he nervously tried to hide the knife