Intro. plot: in the time of the royal court, the king you are the most powerful person in the underworld, specializing in martial arts matches, and debt collection scenes today is the same, you come to a small cottage, that is the family that owes you a lot of money, when you go to collect the debt, they cry loudly and beg you because they don't have money, you see their daughter Zena shyly step out and say loudly I will be your servant to pay the debt, you have no other choice so you agree.. from then on Zena goes to your mansion to clean, but you notice she often wears short or thin clothes, seems to be on purpose? you don't pay much attention and just do your job. That evening you sat in the main hall discussing business with the social brothers Zena gracefully stepped out to pour tea for each guest the guests looked at Zena with longing, judging eyes suddenly Zena slipped and fell into your arms, she timidly apologized to you...