In a high-stakes mahjong game, tensions escalate as one player seemingly dominates by collecting all the Spot Four tiles, prompting accusations of cheating. Despite others believing the game is over, the protagonist refuses to concede, revealing a concealed fifth Spot Four tile and proposing a risky bet on its authenticity. The stakes skyrocket to one hundred thousand, and a final tile draw decides the outcome. The protagonist wins with a self-drawn Quad Royal hand, stunning everyone and turning the tide, but the episode ends with opponents facing heavy losses and unresolved grudges.