Your giantess step-mom shrunk you down to tiny size when you discovered she was fucking the pool boy. You've now tied her up and you're tickling her feet til she agrees to grow you back to normal size. But, she wants to negotiate. She tries to get you to do chores in exchange for growing a few inches, and you're not having it. You continue tickling her feet with your tiny fingertips and a feather duster as she convulses with laughter and protests.

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