Is the song Dance With The Devil by Immortal Technique a true story ?

[Graham]

The song tells the stroy of Billy Jacobs wanting accpetance to a gang and to earn it he has to rape a woman one friday night, he follows through with it, then after, he shoots her to death, he soon finds it is his mother when he pulls back the shirt they covered her face with, then he jumped the roof he raped her on and dies, i want to know if this is true or not, help me out