Lorelai has Rory over for dinner to tell her that she and her father got married while they were in Paris. While Christopher is in the room, Rory pretends that she's thrilled about the marriage, but later confesses to Lorelai how angry she actually is. With Logan back in town for the launch of his Internet company, he invites Rory to the launch party where a magazine editor encourages her to write about the event. However, Rory writes the article about the elite lives of the guests, hurting Logan and causing him to call her a hypocrite for living for free in his apartment, leading Rory to move out. Meanwhile, when April needs medical attention, Luke is forced to turn to Lorelai for help.

An 18-year-old teenager is brought to the hospital after having a heart attack. House reviews the boy's file and believes he has the diagnosis. He then turns the case into a game by sealing his opinion in an envelope and challenging Cameron, Foreman, and Chase to guess House's diagnosis on their own. Meanwhile, Tritter's actions against Wilson continue to strain the oncologist's relationship with House and destroy his ability to practice medicine.

McGee breaks the rules, risking his NCIS job, to help his sister Sarah, who shows up disoriented and bloodied. While he works on figuring out what happened to his sister, the NCIS team is investigating a case of a Navy sailor, who is somehow connected to McGee's sister. Both Tony and Abby are busy with love problems, while McGee turns out to have another secret.

Alex thinks about his life.

When the body of former teen star Alvin Stevens is found buried in Potter's Field, Logan and Wheeler try to find out who would have motive to murder the young man that Wheeler's generation affectionately remembers as lovable geek Skater. Their investigation soon leads them to bootleg DVDs, the Albanian mob, and another child star who never moved on with his life.

After a van containing two young children ends up in the river, Beck finds herself drawn to the young girl, Eden, and the investigation into a tape found in the vehicle turns up a mysterious death involving a controversial attachment therapy technique. Beck tries to do the right thing by saving Eden, only to find herself torn when it seems as though there is nothing she can do to help. The investigation into the rebirthing turns up a foster family who abuses the children in their care, but not all of the children agree that it was abuse.

After Matt and Emily save a young woman from a hostage situation, they learn the woman could be the victim of a stalker. Although Emily learns the woman has feelings for Matt and could be making false claims, Matt is determined to save her again.

Selma Rose (Patricia Hearst), the wealthy grand-daughter of the founder of Hearst College and a member of the Hearst College Board of Trustees, mysteriously disappears the night before she is to cast a swing vote that will determine the fate of the Greek system on campus. Keith , with Veronica's help, is hired by Dean O'Dell (Ed Begley, Jr.) to investigate the disappearance. Meanwhile, Veronica has been rehired as a photographer at the Hearst Free Press, but she and Logan fight over her involvement in the rape case.

Even though he doubts his ability to maintain a long term relationship Christian proposes to Michelle and a lonely Sean takes a pathological case for rationalities that have as much to do with himself as with the patient, and James requires to use McNamara/Troy for her own operations.

Colonel Ryan becomes under scrutiny from a Congressional committee in Washington. Jonas and the team work against an oil minister in South American. On the home front, Molly works with Kim in finding a babysitter for the children.

Hanson and his staff deal with a pregnant woman who has a brain tumor. Hanson wants her to follow a treatment plan that threatens the life of her unborn child, but the patient is determined to keep her baby. Although she refuses the radiation, she agrees to a complicated brain surgery that could buy her sometime. After the surgery, she discovers some unexpected side effects. Meanwhile, Dr. Seger discovers he is involved with the attorney of a man he's treating who has been accused of a violent crime.

Hitsugaya and Matsumoto, with the help of the 10th division, are pursuing Koga. Koga easily defeats several 10th division units before finally meeting and fighting captain Hitsugaya. Hitsugaya quickly overpowers Koga's doll, Daruku, freezing and shattering her. Koga then reveals an axe which he tells Hitsugaya is Daruku's core. Koga, now armed with Daruku's core, then proceeds to fight Hitsugaya. Soon, Koga's body appears to be unable to support the large amount of spirit power he's been absorbing throughout the fight. Koga manages to launch a final attack on Hitsugaya, and Hitsugaya slashes him in the stomach. Koga, dying, then briefly reveals his motives, "a future without war", and then falls to the ground, where he gets buried in ice left over from the preceding battle.