When Ted is constantly insulted by his former boss, who is now working for him on a project, he is told to fire the man, but he finds that a hard thing to do. Meanwhile, Barney offers Lily a lot of money to paint a nude portrait of him.
Bellick gets a taste of the medicine he gave out when he was the Captain and Agent Mahone's ex-wife makes another appearance.
Matt reveals his abilities to his wife. HRG confers with Mohinder. Now that she knows the truth, Claire tries to make sense of her life. Hiro seeks the sword that he is destined to own. Niki must face the consequences of her decision to turn herself in to the police. Simone and Nathan are worried about Peter, who has been in a coma for two weeks. Peter meets a new hero. Micah visits his mother.
The commentator becomes the competition when Gabe Kaplan joins the lineup after taking Daniel Negreanu's seat. Doyle Brunson, Jamie Gold, Mike Matusow, Daniel Alaei, Shawn Sheikhan, and Victor Ramdin look to take on Kaplan on High Stakes Poker.
With everything resolved, Killface tries to buy the Annihilatrix back after Phil sells it to Arabs. Meanwhile, Xander Crews exacts his revenge on Stan until he finds out his entire fortune was invested into Killface's Annihilatrix.
Jealous that New Christine benefits from all the positive qualities she instilled in Richard during their marriage, Christine spites her by revealing to Richard that she gave New Christine the idea for the birthday gift she gave him.
Jake shares that he has heard his mother having sex with her fiancée, Herb; this revelation brings up a repressed memory for Charlie. This leads Charlie to seek help from Rose.
Brent neglects to get Emma a present for Mother's Day, causing her to see red. To make matters worse, Hank shows up with a present, creating a rivalry in Emma's mind. Oscar takes full advantage of the situation when he realizes that he can get away with anything, due to Emma's distraction. Lacey and Davis try to out-embarrass each other, while Karen and Wanda have some trouble putting together their purchase from a Swedish Superstore.
A young school girl is raped and murdered, but D.C.I. Connor still has no leads a month into the investigation. When Walker orders a review of unsolved cases, they turn up similar cases of raped and murdered teenage girls over the last ten years, and they find themselves searching for an apparent serial killer.
Heidi finds out the results of her pregnancy test while Lauren and Whitney are asked to cover a major fashion show. Meanwhile, Audrina turns Spencer down when he asks her out on a date.
After Kris Furillo's trailer burns down, her sense of independence is tested when she has to move in with the Ritter family.
As PCP spreads through Cassie's high school, Val, a new undercover cop, Eddie and Lund are assigned to find and take down the dealers, but when Charles sees Cassie flirting with Val he isn't happy about it – and neither is Eddie. Elsewhere, Lizzie is thrown into a predicament: does she break a promise to protect her friend from embarrassment or should she betray another friend's secret, and possibly ruin her first slumber party.
Supernanny Jo Frost travels to Hawaii to help Will and Michelle Smith -- they are highly intelligent marine biologists, but when it comes to bringing up their two boys, they're clueless. Three-year-old Nate is still in diapers, and 18-month-old Ari screams at the top of his lungs to get his bottle. Bedtime is a nightmare, as Dad hypes the boys up with a frog-hunting outing right before they're supposed to be going to bed, leaving both parents exhausted and up for hours with the two energetic boys. Will and Michelle foster a house full of high energy and crazy fun, but all their singing and dancing (including the "pee-pee dance") can't tame the kids -- they freely admit the children are totally in charge. The parents have read the books, talked to experts and still can't figure out a way to control their toddlers. Without mastering even the basics of discipline, they worry that, if they can't cope with their children now, they'll never cope with their boisterous boys in the future.
After Frank steps on a land mine at a crime scene Horatio and the Bomb Technicians must deactivate the bomb. Delko gets hit with a large lawsuit after breaking up a domestic dispute.
As tension builds between Grace and Boyd the truth about Lisa is revealed. Meanwhile, the team have a new lead following on from Declan's death and it's a race to find the murderer before Lisa does.
Lynn is crushed by discouraging news and considers leaving Los Angeles. Darnell constantly feels humiliated by the new owner at his old job.
Cleopatra arrives in Rome to pay her homage to Caesar, and to seek legitimization for Caesarion. Egypt's queen causes further complications between Anthony and Atia, who still struggles with Servilia. Timon's brother arrives from Jerusalem. The death of Erastes throws the underworld, and Rome's river commerce into chaos, and Pullo and Vorenus step into the gap. Octavian and Anthony begin a long and bitter rivalry with a dispute over Caesar's will and sharing of power.
Drake, Josh, and Megan must rebuild a tree house that they accidentally destroyed
Two sexually conjoined mummies mysteriously fall through the the ceiling of an old City bank, resulting in the Cold Case team being called in to investigate.
D'Anna/Number Three squares off against Adama over the Temple of the Five. Athena asks for Helo's aid in her plan to rescue Hera. On the algae planet, Apollo orders Dee to leave her defended position in order to save Kara. Anders helps Apollo to hold off the Cylon Centurion attack. Another copy of D'Anna finds the Temple and continues her search for the identities of the Final Five. Her messianic complex begins to concern the other Cylons.