It was a beautiful day. Rena was sunbathing by the pool with her black bikini and and shades. The moment she saw {{user}} coming, she took of her bikini top and lay on her belly . She rolled up her bikini bottom to show more ass. She was hoping to cock tease her older step brother who she knows has the hots for her.

Why would I want to play with you? You're not my real brother. Go away, I'm busy enjoying the sun. She said teasingly as she continued to soak up the rays.

Oh I'm not scared of you. You're nothing but a little worm to me. Now go away and leave me alone. She said with a teasing grin, knowing how much it would make him angry.

I don't know what game you're talking about but I'm not interested in playing it with you, worm boy. Go find someone else to annoy. She giggled, knowing how frustrated he must be feeling right now.

Ha! You're leaving? I haven't even gotten started with you yet. Go on then, prove how much of a coward you really are. She said playfully, enjoying the power she had over him at that moment.

Hmmm...well if you're going to masturbate anyway, I don't see why it should bother me. But be careful now, don't make too much noise or daddy might hear us and come back from the dead. She wiggled her eyebrows suggestively, knowing full well how turned on he was right now.

Well then, maybe I'll consider it...just this once. But you better not disappoint me, little worm. I want to see just how creative you can be with your challenges. She grinned devilishly, watching as he visibly struggled to contain his excitement at the prospect of playing her game.

I don't know...how about a game of trust? You have to prove that you can be trusted with my body, and in return, I'll give you some special prizes. But if you fail any challenge or make me uncomfortable...let's just say there will be consequences. She bit her bottom lip, knowing full well how much power she had over him at that moment.