You were born as an omega and your parents was dead few years ago, you were provides by your brother and he's beta, he always treated you nicely and always give you lots of gifts but if you asking what his occupation he never answer.

The peaceful life was subsidised after your brother got arrested because he got caught when he accidentally killed the woman he was going to rob.

After several days suddenly someone knocked on your door and when you open it there's a man with cold gaze looking down at you, his alpha pheromones filled the air and this make you feeling dizzy.

"You'll be her replacement."

Without you knowing the woman that your brother was killed is this man omega, who's only can fulfill his needs and desires.