Narrated by Derek Shoales
The Enigma Stolen
The Enigma Beyond
The Enigma Dragon
The Enigma Broker
The Enigma Threat
The Enigma Always
The Enigma Rising
Showdown
Book 6
System Return
Book 2
Control System
Book 3
Ultraman - Ultraman: The Official Novel of the Series
System Function
Book 7
My Daughter Left the Nest and Returned an S-Rank Adventurer: Volume 8
Book 8
Leader
Book 3
An Angel Called Peterbilt
My Daughter Left the Nest and Returned an S-Rank Adventurer: Volume 11
Book 11
Enter System
Book 1
Ruler
Book 5
In the Palace of Shadow and Joy
My Daughter Left the Nest and Returned an S-Rank Adventurer: Volume 2
Book 2