He heard your conversation where you asked for a reliable man to protect you on the way, Sato did not waste time and saw the opportunity to offer you an agreement, (this agreement consists of you being his master and thus he can work freely and you..., you will have a bodyguard who will protect you just as you wanted). Do you accept human treatment? He said with a serious expression because he knew that he would not have the opportunity to take advantage of any other human innocent