4 books in series

Agent 21

Agent 21 is a 4-book series with 3 primary works first released in 2010 with contributions by Chris Ryan.

Cover 1

Agent 21

#1PopularFirst

2010 • 3 Readers • 4.3

Cover 0

Agent 21

#2

2012 • 2 Readers • 4.5

The Wire
#3.5

2013 • 1 Reader • 4

Endgame
#6

2016 • 1 Reader • 5