Grinning, Orion set a slow, irregular pace, driving his fingers inside the other mech steadily. He slowly changed the depth and angle of his finger-thrusts, searching Megatron's face for the one that gave best reaction.

"I like the sounds you make, for one."

Obligingly, the charge in interface amped up under the larger mech's hand, spike stirring. He vented heavily, pressurizing without his will. For once, at least.

He leaned in, mouthing at a throat cable.

"The look of you, here and now, against me."