The story follows a young boy who wakes up at night, spots a glowing mysterious portal in his living room, and accidentally falls into a surreal dual-dimension realm. This world consists of two overlapping mirrored realities: one with yellow sky and blue ground, and the reversed version with blue sky and yellow ground.
Your character runs forward automatically without stopping. Players control movement with simple swipe gestures: swipe left/right to reverse direction, swipe up to jump, and swipe down to instantly switch between the two parallel worlds. Swapping dimensions lets you pass through solid platforms, bypass dead ends, evade enemies and deadly spikes, spinning blade traps to reach the level exit.