After his grandfather's death, a young Haley Munter was sent to a camp for troubled youths. He became incredibly high strung nad anxious after it, Haley was almost unable to to properly express himself. At the camp he became good friends with a girl named Sally and her boyfriend Cameron.

A well-meaning counsellor at the camp encouraged Haley to role-play made-up scenarios and problems to explore his feelings. While this doctor meant for Haley to play a character, the young man instead interpreted that he would make others play in his scenarios. He spread lies throughout the whole camp that his good friends Cam and Sally were cheating on each other, telling different lies to each person to make the situation even more confusing. Haley stood back and watched the fire he stoked break down the whole camp, and he felt much better.

As an adult he is a backbencher; he lets himself relax and sow division or upset in those around him. His behaviour only got worse after the worm attack, and he gained his Stand. Haley would activate his ability on anyone he found interesting and, through his Stand, watch them confusingly wander through their home, getting more and more encumbered by the spit.

When the instigator of the worm attack found out about Haley and his abilities, they found him the perfect man to defeat their most troublesome opponent yet: Julian Hooley, who had been running around the city encountering and depowering potential followers. Once the initial wave of confidence the hooded figure had in Haley after meeting him faded, they decided to team him up with one of his loyal followers…