He has been looking all over for his cock lokc key but can't find it so his master agrees to give him a hint for each favor he does for her, then when she is happy with him she reveals that it is up her pussy and takes it out so he can be unlocked. She lets him put his cock in her but when she realizes that she can't get any pleasure from his small cock she makes him pull it out and tells him to jerk-off but ruins that for him to then puts his cocklock back on him.