Gabriel's noticing that he's being pinned into place right around now and tries to move his arms to test how strong they were and finds that Lucifer made them stronger than he was. Okay then. Time to ignore the faint unease brought on by not being able to get free.

Which becomes much easier to do as his brother first licks him then takes him into his mouth, resulting in a moan and a rock of his hips.

"Don't forget to save some stuff for the future," he says raggedly, even as he obeys his brother's silent urgings, wrapping his legs around him before another moan and rock of his hips break loose.