He promised she could suck on his cock if she did a good enough job stroking him off for a week, but she wasn’t allowed to put her lips to his big, beautiful cock until he told her she had earned it. It had been six days of stroking his cock ten times at least every day. She could feel her knees wanting to buckle and her lips quiver with her need to suck on his dick. Just one more day and she she’d have that cock between her lips, then she could start working on earning a hard ass-fucking.