When Greg looked away, Jack used the time to get Jules undone the best he could, pushing at his jeans and sliding his hand in, fingers wrapping around the familiar weight of his lover's length. He noted that Greg must like having his nipples played with if that was the reaction he got, a rough snog, so he tried to keep that in mind as he arched into the kiss with a whine, fingers shifting to find the other nipple blindly, tweaking it as well.