Dennis Booker is hired by the Teshima Corporation to run their internal investigation division. While there he meets Elaine, who believes she has just sent an innocent man to prison while serving jury duty. Booker agrees to help her investigate the circumstances.
When Hoffs is shot, Booker takes it upon himself to find the gang members who are responsible. Meanwhile, the gang is also after him, thinking that he killed one of their own. Throughout all of this, Booker tries to find a way to replace the adrenaline rush he left behind when he handed over his badge.
With its leader out of prison, the Arrizola gang begins to reorganize its operation, and Booker attempts to protect a young boy he has befriended from the gang's influence. Also, Booker starts to date a new Teshima executive, but he may be losing sight of who he really is in the process.
Some men break into the building and take Chick, Alicia, and some other people hostage. They claim that they entrusted one of their execs with millions of dollars that he was suppose to send to Asia. But it didn't get there. Since the man was killed when they broke in, the leader, whom Chick knows, demands that they find the money. Booker, who wasn't caught, goes around the building trying to save the hostages.
Booker is sent to find out if a woman is a black widow. It seems that she has married some elderly men, and not long after they're married the men die and she collects a hefty insurance pay out. Her latest husband is insured by Teshima, so Booker ingratiates himself into their lives and gets a job working for her husband so that he can find the truth.
After stumbling upon a compromising videotape of an old enemy named Raymond Crane, Booker uses the tape as blackmail to gain entry into Crane's organization. Working undercover, Booker tries to dig up evidence to bring Crane down.
A computer hacker from inside Teshima begins playing tricks on employees of the company, and he singles out Booker, leaving a trail of evidence for him to follow. However, when federal agents become involved with the case, it becomes apparent that the hacker is involved with something more serious.
Mata Yamashiro, an employee of Teshima's Japanese branch and friend of Chick Sterling, is murdered while in town on business, and Chick asks Booker to look into it. All signs point to the prostitute who is found at the scene, but Booker believes she is innocent.
Booker is invited to his high school reunion by his old girlfriend, Donna Cofax, who tells him that she is marrying Jeff Ferris, the man who she left him for. Nevertheless, when Jeff goes missing, Booker and Donna team up to find him.
One of Booker's friends from high school is getting married to a wonderful girl--the only problem is that he is already engaged to someone else, and he needs Booker's help in telling her mobster father that the wedding is off.
A man who repossesses cars for a living is carjacked during a repo job, and he comes to Booker for help. When the man disappears, it is up to Booker to find him, find out who stole the car, and take care of the man's young daughter, who was left at Teshima.
Booker's friend Tony buys a house, which is promptly stolen and moved by the children of the original owner when they learn that their father may have stashed a fortune in stolen money somewhere inside. Tony hires Booker and another investigator, Fatz, to find his house, while the children tear the house to pieces as they look for the money.
Booker's absentee father returns and he learns that he might be a fugitive because he might be involved with a murder. But when Booker sees him, he tells him that he's been in Witness Protection and he's schedule to testify against the murderer. But some people are trying to make sure he doesn't so Booker has to protect him.