Ready Player One meets Stranger Things in this new novel by the bestselling author who George RR Martin describes as "an excellent writer." In January 1986, fifteen-year-old boy-genius Nick Hayes discovers he's dying. And it isn't even the strangest thing to happen to him that week. Nick and his Dungeons & Dragons-playing friends are used to living in their imaginations. But when a new girl, Mia, joins the group...