Mametchi and friends are invited to a party at the Gotchi King's castle. Shakertchi is also there and makes shakes using the fruits in the castle yard. However, the shake Kuchipatchi makes contains a mysterious blue fruit...? Forwardtchi, a popular soccer player who also plays in the Tama World Cup, is coming to Tamagotchi School. Kuromametchi, who loves soccer, is very excited. The class invites Forwardtchi to play a game of soccer with them.