FBI agent Star Morrison reappears on the scene, where alleged rape victim Haley refuses a rape kit. Benson learns that Haley is an FBI informant whose ex-boyfriend is a radical environmental rights advocate. In order to foil the group's terrorist activities, Benson goes undercover to further investigate.

The detectives investigate the disappearance of a 17-year-old girl with Turner’s syndrome, a genetic disorder that contributed to her being teased and bullied by students at her prep school.

Stabler and his new partner, Dani Beck, investigate the rape of a young woman named Nikki, who soon identifies a prominent lawyer, Martin Trenway, as her rapist. The squad has difficulty making the charges stick until another victim comes forward, but her testimony cannot be proven reliable. Determined to get at Trenway, Beck tracks down a woman from his past who holds the key to convicting Trenway, if they can convince her to expose the truth.

After a mother and her ten-year-old daughter are found raped and butchered in their apartment, Stabler and Beck take in a homeless man who turns out to be Munch’s uncle, Andrew. Initially he’s their main suspect until they find their way to a new suspect. Unfortunately, when their only evidence against Brent Allen Banks is thrown out in court, Andrew, suffering from mental illness, goes too far trying to do what he is convinced is the right thing.

A rape victim loses her life while confronting her attacker, who assaulted her two separate times. The case leads Stabler and Dani to discover more victims of the same rapist, whom Huang pegs as an alpha male. Also, one of the young men who killed Dani's husband dies, and the other murderer tries to contact her from prison.

Benson’s testimony is needed as ADA Novak tries to convict a brutal rapist. The trouble is that Benson, who’s still in Oregon posing undercover as ecoterrorist Persephone James, has her own legal woes to deal with after a cocky deputy assaults her and she’s questioned by a sheriff about a pharmaceutical employee’s murder.

A 14-year-old girl who was brutally beaten, raped and killed shares the same dog-paw tattoo as two other young female homicide victims. Despite warnings from Stabler, Dani becomes overly involved in the case.

As they are driving from Albany to New York, Eden sings a song she is told to sing while handcuffed to the seat in the van. After Marc is told he is suppose to be singing as well, Eden tells Frank Hovis she is tired but is told to keep singing. He takes his eyes off the road long enough for the van to swerve in front of an oncoming vehicle. Alma Cordoza warns him and in an effort to correct the move he sends the van off the bridge into the river. When Stabler arrives on the scene, Munch tells him the van tried to take a shortcut to Brooklyn but the river got in the way. Munch shows him the marks on Eden's wrist when he questions the reason for having the case. Stabler introduces himself and asks who did it to her, but gets no response. Munch tells him she and Marc refuse to talk. Tutuola calls them over to the van after it is brought out of the water to show them the handcuffs. He believes the driver freed the children before escaping. O'Halloran informs them there were two adults. One male who is missing his hair piece. One female who is missing a shoe. They realize they need the children to talk. When they turn around, they find Beck holding Eden.

Stabler becomes involved in a murder case that leads to revelations of infidelity and obsession among a group of friends, one of whom is the victim’s husband. Also, Stabler learns that Benson is back in town and asks for her help in the investigation.

Stabler agrees to hear the dying confession of a cancer patient named Judson Tierney, but first he and Benson do some digging into what possible crime Tierney's guilty of and come up with an unsolved case that goes back 47 years. However, according to Tierney, that is merely the tip of the iceberg.

Stabler and Benson are at odds over whom to believe in a he said, she said rape case involving a husband and wife in the middle of an extremely bitter child-custody dispute

Fin looks into an alleged rape at the college where his son, Ken, works. Fin is joined in his investigation by a Brooklyn SVU detective named Chester Lake, who is working a strikingly similar case

An anonymous letter leads to a child-pornography case, which puts stress on Olivia, who develops medical symptoms similar to those exhibited by the victim and his mother.

After a mob lawyer is attacked and his wife brutally murdered, Benson and Stabler question their daughter. But her wild night of drunken partying leaves her unable to recall her actions, even though her father insists she was at the scene of the crime. Also, Stabler is charged with excessive force.

When a mother commits suicide after her young infant goes missing, Stabler becomes drawn to the case. Meanwhile, as Stabler and Benson work on the case, Benson begins to question her family history.

Det. Benson involvement in a case becomes more than she bargained for when she is linked to the suspect in a way Benson could have never imagined.

Stabler and Benson suspect a charismatic preacher in a case of murder until his wife provides them with another viable suspect.

When an honor student dies at a party, the blame immediately falls on the supplier of the alcohol. However, when the students who threw the party only get a warning, Stabler must use his daughter's help to navigate the complex teenage world in order to find out where the next party will take place. There, they find that one of the mothers may be the supplier who caused the negligent death of the student.

Benson risks her career to protect her newfound half-brother, but an investigation into his past reveals even more family secrets.

Stabler faces some truths about his own family life during the investigation into the murder of a CIA agent’s fiancee.

When the death of a young man in what was supposed to be a 'pretend' fight is caught on film, a shocking witness turns things around in court.

Lake returns to the SVU and works with Tutuola when Tutuola needs to handle some unresolved issues with Darius.