Clark can tell she's never done this before - not that he doubted her fidelity - but he's never received it before either, so it's as much a learning experience for him as it is for her. His hands tighten, cracking his knuckles loudly, and he's very glad he chose to keep his hands out of the way where he can act on the wonderful stress harmlessly, feeling the energies building up in his body like they did on the beach, and yet somehow, this feels more intimate. Closer. And he finds himself speaking in Kryptonian, whispered phrases that come to mind, only half-aware of what he's saying.