Lost Trident

A human woman, desperate to be with her lover, she made a deal with the Devil, where the devil took a physical form and seduce the woman, therefore, a child was born, A key to ending the war between evil and good. The brother's feud. Hijo, the Devil's son. The hero of the Hell. 
The story is base on Christian and Jewish Mythology. A short book and I promise you, you'll enjoy it.