A mysterious player leaves mean notes in the girls' room, causing havoc with their game as they all try to figure out the culprit. The bromance between Victor and Shane fractures into a newfound vendetta.
When three players earn power, their vendettas worry about becoming easy targets. Marie's romance with Kyle is threatened by her enemy, Cara Maria. TJ reveals a massive new twist that will explode the game.
In the Season 31 premiere, past feuds and grudges come back to haunt 28 eager "Challenge" competitors, all vying for their share of $500,000. Romance is in the air at the Challenge house, but so is revenge, as the players plot their next moves.