Here is an overview of the game, via its Steam page:
An Emotional Journey
Omno whisks you away on a journey of discovery through an ancient world of wonders. It’s a single-player adventure full of puzzles, secrets, and obstacles to overcome.
A Beautiful, Mysterious World
The power of a lost civilization will carry you on an epic quest through lush forests, sun-blasted deserts, and frozen tundras—even to the clouds.
Meet Fantastical Creatures
On your way, you’ll discover a vibrant world full of strange and wonderful lifeforms, from cute little critters to enigmatic giants, and everything in between.
Watch a new trailer below.