From the back of the booklet:
You have in your hands an exclusive preview of the forthcoming Overlight Role-Playing Game from Renegade Game Studios!
Featuring a sneak peek at the world of Overlight, and a unique adventure written especially for Free RPG Day 2018: Birthright of Khar-Ulan.
Warning: Choking Hazard - small parts. Not for children under 3 years.
Introductory adventure, released for Free RPG Day 2018. Does not include sufficient mechanical details to function as a quickstart game product.