Slayer is created as a ruthless tool of slaughter that has been hijacked by the forces of the kundun and has lost its unconditional obedience to the Kundun.
The Slayer combines the intelligence of humans and the search and tracking ability of bats. with its ultrasonic waves.
As a Composite Creature, she is revered as a person superior to anyone else.
Using his ruthless side and his excellent search and tracking ability he uses it to destroy rebellions that resisted for years against the forces close to the kundun.
A mysterious woman who was executed for her treachery against the kundun was revived by a mysterious woman.
Realizing that it was his mother, he tells him everything that happened to him.
After fleeing the Kundun, he is now in constant struggle to assassinate the Kundun.