Just as you go into the Demo Dimension you can see a dog and a chest in the background, but I can't figure out how to get over there. Anyone know?

Am I the only one who feels like the intro/overworld to the demo is exhausting and detracting from what the game actually is? It seems like the demo was trying to wow me with all the conceptual gameplay it has for the future of DoubleShake instead of actually letting me play the platforming portion of the game I was interested in... Y'know, the gameplay the TRAILER showed off? So I just stopped playing. Maybe if I bought the game then I'd be interested in shops, quests, crafting, and items but all I ...