"Unveiling Kingdom Hearts in Celebration of Final Fantasy 7 Rebirth Launch"

Sora from Kingdom Hearts briefly surfaces to congratulate the successful launch of Final Fantasy VII Rebirth, hinting at a potential crossover into a modern realm. Kingdom Hearts IV, the fifteenth installment in the series, will introduce the "Lost Master" story arc, and players may need to play a mobile game to understand the plot. The concept of Sora and the Heartless crossing over into a modern realm is intriguing, and fans are eager to see it in action.