Matthew just takes charge and kisses Danielle everything slows downs and they got lost in the moment. It's double subverted in the end when he discovers they're in high school, and lives up to his 'violently overprotective' vibe after all.
But as soon as he hears they're porn directors, he becomes an enthusiastic advocate for hiring her, even offering for them to 'give her a throw'. Bait-and-Switch Character Intro: Mule first appears to be a tough guy who's about to react violently to hearing that Eli and Klitz would 'use' his girl.