From the introduction:
Welcome to a world of adventure! This guidebook is a standard ruleset to introduce new players to role-playing games. The rules included in this guide are intentionally broad and applicable to all genres including fantasy, wild west, science fiction, or playing out any manner of novels, movies, or other fandoms. New players find it easy and engaging with the unique playstyle and creativity of a tabletop role-playing game. Gameplay is quick, fierce, and extreme!
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Unlike most games, the purpose of role-playing games is to create captivating stories. Players do not win or lose. Instead, the objective of the GM is to create a challenging, engaging world. The objective of the players is to survive and discover the secrets of the GM’s world.