New young adult books for August

Seven tickets. An island of dreams. The chance of a lifetime. Welcome to the Grandest Game, an annual competition run by billionaire Avery Grambs and the four infamous Hawthorne brothers, whose family fortune she inherited. Designed to give anyone a shot at fame and fortune, this year's game requires one of seven golden tickets to enter. With millions on the line, those seven players will do whatever it takes to win.Some of the players are in it for the money. Some for power. Some for reasons all their own. Every single one of them has secrets. Amidst it all is Grayson Hawthorne, tasked with a vital role in this year's game. But as tensions rise and the mind-bending challenges push the players to their limits - physically, mentally, and emotionally - it soon becomes clear that not everyone is playing by the rules.

When Delilah meets Sawyer Saffitz (son of the Anya Saffitz, aka Hollywood royalty), she becomes hooked on a decade-old scandal. In her quest for the truth, Delilah uncovers blogposts written by the mysterious 'gottiewrites' and is soon caught up in a world of greed, fandom conspiracy theories - and murder. And the deeper Delilah digs, the more dangerous it becomes - because someone is willing to kill to hide the truth.

When mother-daughter grifters set out on their final heist, the job gets dangerously personal - and deadly. For all of Kat's life, it's just been her and her mother, Jamie - except for forty-eight hours twelve years ago when Jamie was married and Kat had a stepbrother, Liam. That all ended in a swift divorce, and Kat and Liam haven't spoken since.Now Jamie is a jewel thief trying to go straight, but she has one last job - at billionaire Ross Sutherland's 80th birthday party. Kat has figured out a way to tag along to the dazzling Sutherland compound, but neither she nor her mother know about the other surprise guests that weekend: Liam and his father, a serial scammer who has his own sights set on Ross Sutherland's youngest daughter. Kat and Liam are on a collision course to disaster, and when a Sutherland dies, they realize they might be in the killer's crosshairs themselves.

As the long-lost heir to the Jinn throne, Alizeh has finally found her people - and she might've found her crown. Cyrus, the mercurial ruler of Tulan, has offered her his kingdom in a twisted exchange: one that would begin with their marriage and end with his murder. Cyrus's dark reputation precedes him; all the world knows of his blood-soaked past. Killing him should be easy - and accepting his offer might be the only way to fulfill her destiny and save her people. But the more Alizeh learns of him, the more she questions whether the terrible stories about him are true. Ensnared by secrets, Cyrus has ached for Alizeh since she first appeared in his dreams many months ago. Now that he knows those visions were planted by the devil, he can hardly bear to look at her - much less endure her company.

Devon is always being left behind by her genius twin sister, Drew. At this point, it's a fact of life. But Devon has one last plan before Drew leaves for college a whole year early - The Best Summer Ever. After committing to the bit a little too much, the twins and their chaotic circle of friends learn why you don't ever mess with a Ouija board if you want to actually survive the Best Summer Ever, and soon find themselves being hunted down by - a demon? But while there's no mistaking the creeping, venomous figure is not from around here, their method doesn't feel very demonic at all. In fact, it's downright human - going after them in typical slasher movie kill order. And that means Devon, the blonde, is up first and her decade-long crush, Yaya, is the Final Girl who must kill or be killed to end the cycle.