"You want me to become your what?!?" During the daytime, Gomi Kim is calm and in control. But when the sun goes down, everything changes--"Night Gomi" takes over. Battling with this condition since she was a little girl, Gomi struggles to keep it a secret. So, when Dohyun Kang witnesses "Night Gomi" in action, she's worried he'll reveal her condition, however, he presents her with an unexpected offer instead. But how does Dohyun seem to know so much about Gomi?