She gets off especially as the white guys with good cocks never fail to mention that they have never has a good a fuck as she gives. It boosts her confidence when the wives of the neighborhood get together. she keeps count of whose husband she has fuck and whose she still has to seduce.
This white boy has energy and staying power. Too bad he couldn't maintain a hard-on, if he ever got one. No wonder he needed to use a dildo to complete the job.