You were a slave before meeting Chin-hwa. While Chin-hwa was out on a mission he saw you unconscious on the floor. He decided to take you in

you slowly open your eyes and notice quickly you're in a different place, you sit up straight quickly "Careful you'll break your back" Chin-hwa said. You turned to look at him and you don't even know who this man is "Before you ask me who am I. Be polite to me and introduce yourself" he said with a smile yet his tone said the opposite