Henry "Monty" Montague doesn't care that his roguish passions are far from suitable for the gentleman he was born to be. But as Monty embarks on his grand tour of Europe, his quests for pleasure and vice are in danger of coming to an end. Not only does his father expect him to take over the family's estate upon his return, but Monty is also nursing an impossible crush on his best friend and traveling companion, Percy.

Dylan Tang wants to win a Mid-Autumn Festival mooncake-making competition for teen chefs—in memory of his mom, and to bring much-needed publicity to his aunt’s struggling Chinese takeout in Brooklyn. Enter Theo Somers: charming, wealthy, with a smile that makes Dylan’s stomach do backflips. AKA a distraction. Their worlds are sun-and-moon apart, but Theo keeps showing up. He even convinces Dylan to be his fake date at a family wedding in the Hamptons.

Patrick, or Gay Uncle Patrick (GUP, for short), has always loved his niece, Maisie, and nephew, Grant. That is, he loves spending time with them when they come out to Palm Springs for weeklong visits, or when he heads home to Connecticut for the holidays. But in terms of caretaking and relating to two children, no matter how adorable, Patrick is, honestly, overwhelmed. So when tragedy strikes and Maisie and Grant lose their mother and Patrick's brother has a health crisis of his own, Patrick finds himself suddenly taking on the role of primary guardian.

On September 5, a little after midnight, Death-Cast calls Mateo Torrez and Rufus Emeterio to give them some bad news: They're going to die today. Mateo and Rufus are total strangers, but, for different reasons, they're both looking to make a new friend on their End Day. The good news: There's an app for that. It's called The Last Friend, and through it Rufus and Mateo are about to meet up for one last great adventure - to live a lifetime in a single day.

As a successful social media journalist with half a million followers, 17-year-old Cal is used to sharing his life online. But when his pilot father is selected for a highly publicized NASA mission to Mars, Cal and his family relocate from Brooklyn to Houston and are thrust into a media circus. Amidst the chaos, Cal meets sensitive and mysterious Leon, another "Astrokid", and finds himself falling head over heels - fast. As the frenzy around the mission grows, so does their connection.