: A secretive corporation, International Technology Corp (ITC), has developed a way to travel between parallel universes using quantum mechanics. They recruit the students for a "rescue mission" that must be completed within a strict 37-hour window.
: After Professor Edward Johnston goes missing at an archaeological site in France, his students discover a 600-year-old parchment with a plea for help written in his own hand. Timeline: A Novel
: A historian whose physical and mental endurance is pushed as he attempts to survive the brutality of 14th-century warfare. : A secretive corporation