ABANDONED. book about prison life for man convicted of manslaughter, book starts with word "Stone"

[Scott]

fiction crime mystery
Title of book starts with the word "Stone"
written in the 90's
man sent to prison for manslaughter after drunk driving incident that kills girl on bike
man is one of the boxing coaches on the prison team

[Lobstergirl, au gratin]

Where and when is it set?
Series?
Author's gender?

[Scott]

Fictional prison, don't know the state. Not a series...stand alone. Male author.
The protagonist is learning the ropes of a very violent prison, befriends the librarian who ends up killing him.

[Ayshe]

Stone City maybe?

[Kris]

No response, moving to Abandoned folder.

Scott (OP) was last active on the site in April 2020.