Bull Peter D. Bull 
I Used to Be Robert Jones [EPUB ebook] 

Two young brothers are sexually abused and murdered. They are both reincarnated but to different families. James remembers what happened and bit by bit, relates it to Dennis his father, naming names. He then tracks down Bob, his original dad, and he takes terrible revenge. With the help of an autistic victim, he lures the monks to their deaths. Seven abusers are mercilessly killed, including an ex-detective, who was in charge of the original case. The second brother is found, the brothers are reunited and a new family is made.