The story follows a brave and kind-hearted young boy named Croket, a self-proclaimed "Banker" (a kind of supernatural bounty hunter). He lives in a world where humans coexist with bizarre creatures and villains from the mysterious "Evil Soup" dimension. His primary weapon? Not a sword or a magic staff, but a pair of powerful, high-speed .

The central plot device of the series is the Legend has it that the Bank Witch can grant any wish. To summon her, one must collect enough "Gold" (magical coins). Croket’s father, a legendary hero named Kare , managed to summon the Bank Witch but was turned to stone as a price for his wish.

As the series progresses, the team faces various challenges and adversaries, both on and off the court. They must navigate the complexities of teamwork, friendship, and rivalry, all while mastering the intricacies of croquet. Along the way, the characters discover their unique strengths and weaknesses, and learn valuable lessons about perseverance, strategy, and sportsmanship.

The story follows , a young boy with superhuman strength and a massive hammer. His goal is to win the Banker Survival Quest , a brutal tournament on Macadamia Island, to earn enough Kinkas to revive his father, Bourg (or Burger). His father was a legendary Banker reportedly killed by a mysterious figure known as the "Black Gown Man" . Main Characters

: The story is set in a world where "Bankers" travel to collect magical coins called