When two Niveus Private Academy students, Devon Richards and Chiamaka Adebayo, are selected to be part of the elite school's senior class prefects, it looks like their year is off to an amazing start. After all, not only does it look great on college applications, but it officially puts each of them in the running for valedictorian, too. Shortly after the announcement is made, though, someone who goes by Aces begins using anonymous text messages to...