The gap closed some - enough to make it difficult to escape, but thankfully not enough to pinch Optimus' cables.

That would have been rather like getting kicked in the exposed interfacing. Painful and no fun for anyone. Instead, they increased their writhing, coiling tightly among the components for Megatron's inner-thighs and pelvis.

If he had the reach, he's see how far he could get inside toward his valve as well.

"Because..." He purred, leaning down close enough to bite Megatron's jaw on his way to rumble in his audios;

"I am fully prepared to tease you for the rest of the cycle if you do."