In this long-awaited novel, Hank Green, creator of Crash Course, Vlogbrothers, and SciShow, weaves a compelling, cinematic tale of a young woman who becomes an overnight celebrity, only to discover later that she's involved in something bigger and bigger. weirder than anyone would imagine.

The Carls just popped up. Twenty-three-year-old April May is roaming the streets of New York at three in the morning when she stumbles upon a giant statue. He is impressed by its appearance and workmanship - it's like a three-meter-tall Transformer dressed in samurai armor - so he and his friend Andy shoot a video of it, which the guy uploads to YouTube. The next day, April wakes up to a record-breaking video and a new life. Word soon spreads that Carls have appeared in dozens of cities around the world - everywhere from Beijing to Buenos Aires - and April, who recorded them for the first time, finds herself at the center of intense international media interest.

She is given the opportunity to make her mark on the world, but must deal with how this newfound fame affects her relationships, her security, and her own identity. The eyes of the world are on April to find out what these Carls are and what they want from us.

Hank Green is a vlogger, entrepreneur, science communicator, and more. His company Complexly's videos have so far been viewed over two billion times on various channels such as SciShow, Crash Course and Vlogbrothers. He lives in Montana with his wife and son. He goes by @HankGreen on Twitter and Facebook.