A young girl is abducted during the day and the only person that can help the police find her is a former convict who must have a deal for him before he gives any information.

When a man is found dead in an abandoned high-rise office space, Detective Olivia Benson (Mariska Hargitay) is called upon when Detectives Fontana and Green discover her number displayed on the DOA's cell phone. The trail leads them to a money-laundering ring and two cunning women -- Lorraine Dillon and April Troost -- who previously avoided conviction for fraud and extortion in case involving Benson. Later, when A.D.A. McCoy (Sam Waterston) feels he pushes the persuasive Dillon too hard on the stand, it's up to A.D.A. Borgia to convince the jury of the duo's deceiving ways.

Detective Fontana and Executive ADA McCoy are hunting down a man presumed to have murdered a girl ten years earlier, but face many challenges along the way.

Fontana and Green investigate the murder of a man shortly before he was due to take his wife off life support strikes controversy when both suspects have iron-clad alibis.

Detectives Fontanta and Green investigate the murder of an undercover reporter that was found out to be related to the story she was working on, a Latino gang, L-12. The investigation leads them to a man who reported that his car was stolen but really paid off a member of L-12 to not hurt his son, which was imprisoned on the same cell block with many of the gang members.

Detectives Fontana and Green investigate the death of an undercover reporter which was found to be connected to her story about a Latin gang, L-12. The investigation and prosecution is in trouble when the gang seems to have control over the testimonies of some key people in the case.

The bludgeoned slaying of a young, unwed mother and the subsequent kidnapping of her baby put Detectives Fontana and Green on the trail of a fleeing, forty-something woman -- who is actually a depressed wife who stole the infant while pretending to be pregnant. But while the suspect's savvy lawyers plan a "post-partum psychosis" defense

When the owner of a big-rig trucking company is shot to death, Detectives Fontana and Green learn that the victim was hauling illegal aliens and suspect a member citizen's border patrol group -- but their only witness is an undocumented Hispanic woman (Aixa Rosario Medina) who risks deportation if she testifies. Meanwhile, prosecutor McCoy is incensed when the witness is physically intimidated as he tries to turn one organization member against the other in court.

Seemingly random people are being murdered by an elusive killer stalking the streets of New York and Detectives Fontana and Green follow the bloody trail to a hit list with the names of the targets - including A.D.A. Jack McCoy. McCoy soon realizes the list is a roster of witnesses called in the trial of a multiple-murderer he prosecuted five years ago. As witnesses dwindle and the convicted murder's retrial looms ever closer, Fontana and Green must race to find the killer while McCoy puts his own life on the line to see that justice is done.

When the facially scarred daughter of Lieutenant Van Buren's (Emmy winner S. Epatha Merkerson) college friend is found dead, Van Buren directs Detectives Fontana (Dennis Farina) and Green (Jesse L. Martin) on a no-holds-barred mission to catch the serial assailant who threw acid in the victim's face months earlier. Meanwhile, A.D.A. McCoy's (Sam Waterston) prosecution is complicated by Van Buren's tactical desperation, which has caused her to cut corners.

Religious sensitivities flare when a man is mysteriously killed after desecrating a treasured edition of the Hebrew Torah. As Detectives Fontana and Green dig deeper, they find the dead man was paid by the cousin Eric, (guest star Mark Feuerstein "What Women Want") of a prominent synagogue member to defile the book -- which might prompt a lucrative property sale. But as Assistant D.A. McCoy probes the family feud, his prosecution is hobbled by political pressure and a debate concerning whether the greater crime was done to the slain man or to the holy text.

When a Mob accountant is slain and his wife is severely wounded, Detectives Fontana and Green arrest a common street thug who is later found not guilty because of the victim's poor testimony. When the freed slayer is later killed by an ex-cop and close family friend of the victim's, A.D.A. McCoy faces a political powderkeg when the corrupt officer seeks to avoid prosecution by threatening to expose tainted evidence from dozens of previous cases that would free convicted murderers.

A journalist tormented by violent depression is found dead in his bathtub, but hand marks on his shoulders make Detectives Fontana and Green believe that foul play was involved -- especially when they uncover pills inside the victim from his ex-girlfriend's prescription. As A.D.A. McCoyS seeks second-degree murder, the girlfriend produces a videotape that shows the dead man willingly cooperated in taking his life -- until A.D.A. Borgia discovers intriguing new evidence on the tape.

Detectives Fontana and Green investigate the strangling of a promising Hispanic student at a private magnet school. The men soon learn the victim was selling test answers and writing term papers for more privileged students -- including their prime suspect, Greg Loomis, a trouble-prone senior who would kill just to graduate. After Loomis' arrest, A.D.A. Sam McCoy spurns any deal with his high-powered attorney Rebecca Shane but has to overcome her vigorous defense that her client himself was a victim of medication side effects.

After a teenaged runaway is found shot in the chest, Detectives Fontana and Green begin to suspect his upstate "soccer mom," who admits she killed her vicious son out of fear that he would follow his criminal father's footsteps. As McCoy and Borgia charge her with second-degree murder, the defendant's attorney claims that her client did society a favor by ending his life prematurely -- and new video evidence might sway a jury.

After a young African-American banking associate is found murdered, Detectives Fontana and Green discover that he had hundreds of thousands of dollars in his checking account The detectives suspect the victim was having an affair with his high-powered boss Sophia who killed him out of fear and rage. As the police and ADA Jack McCoy build their case, everything hinges on using either the executive's estranged husband or their shaky teenaged daughter Katie.

A private military contractor is found shot to death in his hotel room and Detectives Fontana and Green believe vengeance is the motive in a politcally charged case that questions the reason America is at war. The detectives soon narrow their focus on a fellow commando Kevin Boatman and the younger brother of a man who was murdered by Iraqi insurgents while under the victim's questionable command. But as A.D.A. Jack McCoy fights to keep a frightening video of the Iraqi execution out of court, he confronts unexpected political intrigue when more details are revealed about a recently captured terrorist.

Fontana uses questionable force to find the kidnapped daughter of a bank manager who was forced to assist in the robbery of his own financial institution in an attempt to pay off his child's ransom.

A young suspect commits suicide as Dets. Fontana and Green try to arrest him for the slaying of a diner owner. Before he died, the teen admitted that he meant to kill a medical administrator whom he blamed for the death of his sister, an HIV-positive patient at a children's hospital, which eventually ends up getting investigated for questionable medical practices.

An undercover police officer is brutally murdered by an Albanian drug dealer after her identity is revealed in a newspaper column concerning the victim's father. Detectives Fontana and Green quickly discover Eric Lund, the Chief of Staff to a liberal politician, to be responsible for tipping off the reporter. A.D.A Jack McCoy bravely prosecutes the politico who is known for dirty tricks and threats, but despite D.A. Arthur Branch's warning to watch his back, unexpected evidence suddenly turns up that could exonerate the accused.

Michael Imperioli returns as Det. Nick Falco, who finds himself being investigated by Fontana and Green after a woman is found slashed to death in his bathroom.

The latest murder victims of two home invaders are the family members of a man who once sold fake DEA badges to the killers and then began secretly cooperating with police. The case takes a harrowing turn when one of the law enforcement teams is put in the line of fire. In a legal gambit, A.D.A. McCoy must then risk his career -- and those of others, as well -- to bend the rules and use corrupt DEA Agent Almonte to lure out the sadistic psychopaths.