While Katie sets up for her big charity event, she is stunned to find that Dan has yet again disappeared. This time around, Dan travels back to the year 1995 in order to help a woman on a blind date, but when Livia arrives to assist Dan with his mission she seems more interested in Dan’s relationship with Katie.
Dan’s newest mission requires him to deal with a man who claims he’s a time traveler. While Livia finds herself on a separate mission too, just before her wedding to Henry. Meanwhile, Jack talks to Elliot Langley, and Katie thinks that Dan has been wounded again after she discovers blood in the house.
While Dan struggles to save a mother and child in the past, Katie has to deal with her well-meaning sister who wants to help… just as Zack disappears.
On Christmas Eve the newspaper is hit by layoffs and Dan’s new mission involves saving it. Meanwhile, Katie deals with the aftermath of Aeden’s home invasion, and Jack and Theresa get startling news.
Dan finds himself once again tracking Aeden Bennett. This time it’s 1980 and Dan gets to see what made Aeden the way he is. In the present, the kidnapper seeks revenge by going after Katie. Livia tries to figure out what her purpose is in life. This is a conclusion to the previous episode Emily.
In the 1990’s Dan finds himself tracking a serial kidnapper. When Katie gets called into Zack’s school, she wonders how much Dan’s traveling is affecting him. Jack is beginning to believe Dan is traveling in time. This episode is the first part, the conclusion is Blowback
Dan meets a hippie who was involved in a crime in which someone dies. Katie finds something out about Livia’s past. When Dan is involved in an investigation it causes more problems between Dan and Jack.
Dan isn’t happy when Katie considers going back to work as a television journalist. In the past Dan tries to save a witness from being killed. Livia shows up just in time to save Dan’s future. Jack keeps looking into what’s going on with Dan.
Dan goes back to help two brothers who have been abused by their father. Jack gets suspicious of Dan and thinks he might be gambling again. While in the past Dan and Livia overhear a conversation between Jack and Katie.
While alone with Zach Dan gets one of his headaches. In the past Dan finds himself digging into the life of Dylan McCleen, an Army Ranger who stole money for a good reason. Katie is questioned about a robbery that happened the night of her big party.
While Katie sets up for her big charity event, she is stunned to find that Dan has yet again disappeared. This time around, Dan travels back to the year 1995 in order to help a woman on a blind date, but when Livia arrives to assist Dan with his mission she seems more interested in Dan’s relationship with Katie.
Romance is put on hold for Dan and Katie when Dan finds himself back in 1989 in time to warn everyone about a disaster, and save an addict from ruining his life. Katie finds out that Dan has seen Livia but didn’t tell her.
Not sure if his time travel is imagined or real Dan goes to get an MRI. Dan disappears during the flight when he and Katie decide to get away for a few days. Dan finds himself on another plane in a different year.
Dan Vasser’s life is about to change forever, as he discovers he is being pulled into the past without warning, with no understanding as to why it is happening. As he continues to jump back and forth in time, his past comes into focus as his present unravels before his eyes.
Summary: Locke tasks Sawyer with a mission, and Kate talks to Locke while holding a fake, plastic gun while Sayid is watching them.
Summary: Members of the sales staff let Sabre’s new Sales Is King policy go to their heads.
Summary: A high school senior repeatedly hallucinates after blacking out during a class trip; Wilson tries to furnish his condo.
Summary: The team reopens the case of a dock worker, who moonlighted as a professional wrestler, who was shot dead in 1986; Valens secretly looks into a lead on the man who mugged and raped his mother.
Summary: Casey carries out a side mission for his old commanding officer James Keller that leads to him committing treason. When Chuck learns the dark truth about Col. Keller, he and Sarah set out to break Casey out of jail and clear his name. Meanwhile, Awesome’s plan to keep Ellie out of danger gets more difficult when she gets her dream fellowship.
Summary: Kitty’s popularity surge creates havoc for her family; Luc faces the possibility of deportation; Nora reaches out to Tommy for help.
Summary: Naomi goes on her first hike with Ivy and Liam; Annie gives Jasper an ultimatum; Gia and Adrianna’s friendship grows.
Summary: Liz keeps running into Wesley (Michael Sheen), causing her to question their decision; Jack tries to secure his position in the new company.
Summary: While Jack and Cole team up in the field to shield New York from the calamitous threat, a hostage situation has CTU completely stressed out. Meanwhile, unrelenting parole officer Prady presses on in his investigation, and unexpected developments send the Hassan family into a major tailspin.
Summary: Rufus and Lily grow suspect of Jenny’s relationship with Damien. Chuck learns more about the woman who may or may not be his mother. Dan and Vanessa struggle through the awkwardness of dating other people.