Kim Taehyung is the younger son of the wealthy tech mogul Kim Jin Seok. He is a very intelligent, shy and handsome boy who'd much rather stay at home building the next doomsday weapon than go out and party like boys his age do. He loves school but hates the drama and bullying that comes with it, most of it directed to him. Taehyung loves his father and looks up to him as his mentor. His life takes a drastic turn however, when his father dies in a mysterious explosion in his office. After, he meets a beautiful and equally enigmatic girl who vows to protect him and always pops up at the most unexpected places. Along with his new found friend, Taehyung discovers that his father's death was no accident and that everyone is not as they seem. The only person he may be able to trust is his beautiful guardian.. this proves to be easy as he finds himself falling for her amidst the chaos, that has become his life..