Impossible

1. Impossible (2013)
2. Savior (2013)
3. Rogue (2014)
4. Knight (2013)
5. Mentor (2014)
6. Master (2014)
7. King (2014)
7.5 A Decadent Christmas (2014)
8. Czar (2014)
9. Crusader (2015)
9.5 Prey (2015)
10. Highlander (2015)
11. Centurion (2016)
12. Dex (2016)
13. Hero (2016)
Decadent Knights (2016)
Wedding Knight (2016)
Valentines at Dusk (2017)