10 books in series

Nikki Heat

Nikki Heat is a 5-book series with 5 primary works first released in 2008 with contributions by Richard Castle.

Raging Heat
#6
Raging Heat

16 Readers 3.6

Driving Heat
#7
Driving Heat

9 Readers 3.5

High Heat
#8
High Heat

7 Readers 3

Heat Storm
#9
Heat Storm

7 Readers 3