His optics flickered briefly; he really should have expected such a response, but for a moment it seemed totally incongruous.

Megatron was his and had him in return after all. Why would he...?

...That made no sense. And yet it did, according to the whispers from the Matrix.

Optimus tilted his helm, considering, before he growled out a chuckle and reached up to push Megatron further up onto the berth. He could keep his elbows there all he wanted. Optimus was coming up there anyway, and moved to straddle the other mech.

"Well. We might actually find out. Now open back up."