6 books in series

Cobalt Security

Cobalt Security is a 4-book series with 4 primary works first released in 2019 with contributions by Reese Knightley.

Cover 2

Without Warning

#1PopularFirst

2019 • 1 Reader

Cover 3

Without Fear

#2

2020 • 1 Reader • 211 pages

Cover 4

Without Limits

#3

2023 • 1 Reader

Without Regrets
#4

2024 • 1 Reader • 4

Without Him
#5

1 Reader • 4

Cover 5

Without Fail

#6

1 Reader