Amy makes some changes first

“Ah ah. I want you to KNOW I’ve got the better body. Soooo…” Amy grabbed Emily by the chin, forcing open her mouth and shoving a pill down it. Emily swallowed, shrinking down to her original body shape.

“Now worship, little girl,” Amy sneered. “Start with my awesome biceps.”
Emily sighed distantly, rubbing and caressing her solid arms. Amy purred as the smaller woman stroked her bulging, rock hard biceps.

“Kiss them. Taste the power in them.” Emily ran her lips and tongue over the thick muscle, Amy giggling and making them vibrate slightly.