Order of Quadrail Books
Timothy Zahn is the author of the Quadrail series of books, which have new books added to it every few years.
The whole series begins when a former government agent receives a message – however the person delivering the message dies.
Publication Order of Quadrail Books
| Night Train to Rigel | (2005) |    |
| The Third Lynx | (2007) | |
| Odd Girl Out | (2008) | |
| The Domino Pattern | (2009) | |
| Judgment at Proteus | (2012) | |
The message itself is a summons – a group known as the Spiders, runners of the Quadrail, have summoned Frank Compton to them as he is the only hope they have left.