KTRA-355E — A Record Of My Niece And Uncle "Rina" Asuka Rina

Her uncle is a "perverted artist" who carefully teaches his submissive niece the pleasures of sex, training her to be his sex slave. In order to be humiliated by her uncle, Rina goes to his house again today, without telling the rest of the family... "I'll do anything you say, uncle... so please, give me your reward quickly..."