Summary: When your usual routine of bickering with your track rival brings up your levels of endurance, he proposes a very interesting bet to settle it once and for all. Tags: [Script Fill] [Rivals] [Competitive] [Msub] to [Mdom] [Switch] [Banter] [Blowjob] [Cunnilingus] [Fingering] [Cowgirl] [Creampie] [Degradation] [Slut] [Good Girl] Mention of [Public] [Consensual] [Multiple Mutual Orgasms] [Bet]