4/5 stars In Alfred Hitchcock’s 1951 thriller Strangers on a Train, a pair of unacquainted would-be murderers agree to swap intended victims, thereby alleviating any suspicions of guilt. Jennifer Kaytin Robinson’s Do Revenge repurposes this premise as a pitch black high school comedy with a decidedly “Gen Z” twist. Camila Mendes and Maya Hawke play the scheming strangers, both entering...