By chance, the ordinary boy Corgi stumbles into the mysterious and unpredictable world of imagination. Here, reality and fantasy are intertwined, the rules change at will, and every corner hides wonders and dangers beyond imagination. From talking trees to black holes that swallow time, from upside-down cities to floating islands, Corgi keeps moving forward in this strange world. He met partners with different personalities, some cunning and intelligent, some brave and fearless, and together they faced a steady stream of problems and enemies in the imaginary world. In the process of exploration, Corgi gradually discovered that he seemed to be inextricably linked to the world, and every choice he made may affect the fate of the imaginary world and even the real world. Can he solve the mystery behind the world of imagination, find his way home, and save both worlds from crisis at the same time? A thrilling fantasy adventure begins.