He gasps as he feels Neil start to tighten around him, that tension spreading everywhere and then releasing into a wave of shaking and a warm gush over his hand. He shoves him bodily through it, not pausing for a second but plunging on, arm tight around him, and it might be minutes or only seconds later when he feels himself start to let go, a clench and a gentle, warm explosion, shuddering through his muscles and pushing a moan out through his throat.

"Jesus," he breathes against Neil's shoulder, when he can say anything at all again.