To raise money in the community, Mayor Masters is organizing a casino night held at the Town Hall. Danny thinks something suspicious is going to happen. While his family enjoys gambling, Danny sneaks around to discover the truth. Vlad has arranged to get the aid of Jackpot, a ghost who controls luck and gambling, to make sure Jack, who has an extremely impulsive gambler, to bet the farm and lose, granting Vlad all access to the Fenton Portal and gadgetry, as well as humiliating Jack. When Danny stumbles on the plan, Jackpot forces Danny into impossible games of skill and luck with his own family and friends as his wager. How can Danny defeat a ghost who has the power to decide who wins?