The rules are

1. Obey all rules.
2. Complete all challenges. But what starts as a seemingly simple internet challenge soon becomes a deadly game of survival. As a group of strangers race against the clock, they must band together to take on increasingly dangerous stunts to save everything they care about. This page-turning thriller took Reddit by storm as one of the most immersive online stories of all time. Contained in this revised and expanded edition are all 24 entries from the original novella and a brand-new prequel revealing the origin of this mysterious game.