Now she laughs, even though it's more at than with him (a little of that too). As if there's room to make fun when he's gotten her breast out of its holster and the hem of her dress almost up to vag level.

"Ooh, so heavy! I could feel the difference." When they were in two of three holes, she means. Flushing at her own vulgarity, she kisses him swiftly.