Rex encounters a group of Evos, and discovers a link to his past. He goes undercover to take down the leader of the group, and learns more about his past, and how it could affect his current life.
In an attempt to fight the titan, General Steel and his men seek out an extra terrestrial weapon. Meanwhile, Lance and Ilana discover the importance of teamwork.
While investigating a rash of murders, Allison sees floating symbols above people's heads, signs that she thinks could match them with their perfect mate. Also, Joe is put in a tough situation when one of his employees accuses another of sexual harassment.
A good Samaritan with a police record takes action against a terrorizing subway criminal, forcing the Reagans to weigh the rights and wrongs of vigilantism.
When a young woman appears to be strangled while participating in a live online chat that Adam witnesses, the CSIs must determine if it was real or a hoax, and locate where the possible victim is.
How do they produce millions of matches; and how do they buff and polish chrome for the perfect shine?
The boys get a chance to see one of their hometown friends when she comes over to visit, who happens to be very clumsy. Meanwhile, James gets a visit of his own by a crazed fan.
Audrey and Nathan investigate when a gust of wind seemingly throws a woman into a wall following an argument, and the FBI agent suspects some children may have telekinetic powers.
The Situation reunites with his Canadian hottie, providing entertainment for the whole house. And Angelina tells her roommates how she really feels about them, sending Snooki into a frenzy and finally pushing things over the edge.
Nikita delves into her past when she posed as a nanny for an influential government official and decides to right the wrong of his death. During the mission, Michael comes to Nikita’s rescue and begins to doubt Percy’s motives. Back at Division, while undergoing basic training, Alex suffers from a panic attack which prompts Amanda to break her of claustrophobia.
Dennis Allen was the oldest son of Melbourne crime matriarch, Kath Pettingill. Abused as a child by his mother's boyfriends, he grew up knowing nothing but crime, and it became his life.
Violet and Cooper make amendments to their friendship in order to please their significant others; Pete and Cooper get in an argument involving marijuana use by a patient (guest starring Justine Bateman as Sydney); Addison is conflicted about going public with her new romance, and Sheldon's decision to deny approval for a patient's sex change backfires.
A recent rape is linked to two similar attacks at a chocolate factory 10 years previously, leaving the team no choice but to reopen all three cases. The detectives uncover news of an unhappy workforce, learning of an alleged suicide, and their investigation becomes even more complicated when they discover a severed finger was found in one of the company's snacks. After a visit to the doctor, Gerry decides to quit smoking, and instead of resorting to nicotine patches or gum, he enlists Sandra to help him quit
The contestants must create their own fabric designs for a look to be inspired by a moment from their past. They have $100 for supplemental fabric and two days to complete their garments.
Meredith finally tells Derek about her pregnancy and miscarriage; during a surgery, Cristina experiences PTSD; Bailey won't let Alex operate until he has the bullet in his chest removed.
The team investigates when a woman is attacked by a shark in the pool at a Las Vegas casino.
The gang attempts to find adventure on the sea after they purchase their 'new' boat.
Karl travels to India and gives own unique verdict on its ancient customs and vibrant culture.