Their Bodyguard ( A B1A4 Love Story )

Sometimes, life doesn't go the way you want it. It surely didn't for Ailee. Her mother left her and her father at a very young age. Her father became an alcholholic soon after. But he never stopped taking care of her, never stopped loving her. When his liver stopped functioning correctly, he was sent to the hospital. Soon after, he died. Ailee spent from the time her mother abandoning her father working on her skils of becoming a bodyguard. She always had the talent of training in martial arts. And now, she is one of the nation's youngest but most qualified bodyguards. What happens when she's hired by B1A4's manager? Or what happens when they all fall for her quirky charms?