Revenge Of The Lost Family

Eight years ago, all the members of the Marques family were brutally murdered, except for one, Venia Marques.
She has been locked up in the Los Angeles Prison for the past 7 years.
Which member of the Marques family has returned from the dead to seek revenge?

Why does this murderer leave behind a clue with every dead body?
To challenge the police?
Or to tell the world what ACTUALLY happened with the Marques famil eight years ago?
Detective Azriel Rovner must get his hands upon the fugitive before he can create a deadly havoc in the city, and he is in for a dangerous chase of the dead...