Blaine smiled softly against Kurt's neck as he felt the younger boy arch into his touch, running one of his hands up and down Kurt's length, thumb wiping the precum off the slit, while the other was holding onto one of Kurt's hands.
Kurt's head dropped onto his shoulder and Blaine could tell that his lover was trying to bite back a moan as he increased the speed, while his lips slowly kissed their way up to find Kurt's, capturing them in a passionate kiss just as the brunet came undone under Blaine's touch, collapsing back down onto the backseat.