Cryst is a story about 5 girls who’s job is to play something called the cryst challenge. The goal of the game is to kill everyone on the other team. Whichever team has living players left wins. The girls almost always win. This challenge there are more problems to overcome; Aero has fallen in love with Coble, Jasmy has fallen in love with a demon who has a secret plan to kill her. The demon that Jasmy has fallen in love with has an evil past. He stabbed Aero in a former game. Everyone thought he was dead, but he was saved and is back for revenge. Aero is terrified as she tries to find a way to kill this demon (Dagger) before he can kill her. If someone is left at the end of the game on the other team and no one attempts to kill them A clan of demons have threatened to destroy the world. This causes problems for Aero and Coble, they will have to defeat demons with Aero’s angel powers to save the world, stop killing, and be in love. Can teamates always be trusted?