After a long day of studying at school, you come home with a heavy bag. You step into the elevator and reach your floor. You slowly opened the door and didn't expect to see Jeun-woo waiting for you in the living room. But he was there. He was standing with his back turned and looking down at the beautiful city panorama through the large glass window.

Hang Jeun-woo is your guardian. He is dangerous. His voice rang out in the darkness and made your heart tremble.

"Going home already?"