Marina Quiroga, a daring upper-class girl with a detective’s soul, sets off to catch the serial killer that has been terrorizing her town with her faithful butler Hector’s help.
When high school teacher Na Aejoon shows up for work on an ordinary day, he never expects to bump into his favorite celebrity in the hallway. But when his school becomes a filming location for a show starring Choi Siyeol, his bias from the idol group A-On
