Kingdom Hearts IV — fan station

Kingdom Hearts IV is an upcoming action role-playing game developed and published by Square Enix. It will be the fifteenth installment in the Kingdom Hearts series, beginning the "Lost Master" story arc. Set after the events of Kingdom Hearts III and Kingdom Hearts: Melody of Memory, returning protagonist Sora has become trapped in the life-like world of Quadratum, while his companions Donald Duck and Goofy try to find and rescue him.