When Horatio’s ex-girlfriend is killed in an explosion, the team looks within their own department to find the killer.

When doubt is cast on his murder conviction, a man receives a 24 hour stay of execution very little time for Horatio and the team to reaffirm his guilt or establish his innocence.

Natalia’s injury jeopardizes her and Ryan, meanwhile, a strange investigation where a man is chopped in half baffles the CSI’s.

A young man gets involved with a dangerous operation in an effort to rescue his girlfriend who’s been brought to this country to work as an indentured servant…