The Bounty Hunters (book 1)

In a world where demons beyond your worst nightmares thrive, villages destroyed in the blink of an eye. People were defenseless against such creatures until the bounty hunters came to be. while most are human. there are those who are neither human or monster, they who could harness the powers of demons to protect humans. Two ex-bounty hunters, Lillian and Rina are sent out on the most important mission they've ever had. Meeting new friends along the way and destroying any evil they come across. How will the defeat the demon king and his followers? Will they be able to save the world?