The computer reveals the events are taking place on July 25, 1999, December 25, 1999, and July 25, 2000.
In Summer 1999, Isabella is writing a letter to her friend back home, Lisa. She talks about how sweet Luke is and that they're celebrating Christmas in July.
In Winter 1999, Megan is gifting Isabella a photo album with photos from her time in Chatham. Isabella gifts her a very expensive computer. Megan is shocked and feels uncomfortable by how expensive it was.
In Summer 2000, Isabella chastises Rebecca for releasing a story response about the bag. Isabella thinks someone is trying to frame her.
In Summer 1999, Megan gives Ned more food supplies; he gives her a big tip. Isabella teases her about Ned.
In Winter 1999, Megan hacks into the school's records and changes her report card.
Isabella apologizes to Megan, but she says they're fine. She reveals she and Luke didn't make plans to celebrate Christmas together. Megan has to work at the diner.
In Summer 2000, Isabella reveals she knew about the pregnancy since New Year's. She found the pregnancy in Megan's trash can. Megan chastises Isabella for the pregnancy news being spilled to cover up the bag news.
Isabella hints that her and Megan have plenty to hide from the New Year's party. Megan says her friendship with Isabella died a long time ago.
In Summer 1999, Megan tells Isabella that she hasn't made things official with Jeff. She doesn't think they're soulmates; she's just having fun. Isabella tells her that Luke is jealous of her with Jeff.
Isabella asks Megan again if she's into Luke. She denies it.
Isabella gets a surprise guest at the Landrys. Trevor is Lisa's older brother from Switzerland. Megan invites him to the summer Christmas event; Debbie invites him to have lunch with them.
In Winter 1999, Debbie says she and Steve are taking some time apart. Debbie lets Isabella borrow her car.
In Summer 1999, Trevor tells Isabella he's been searching for her for months. She reluctantly introduces Trevor to Luke. There is an awkward tension between Trevor and Luke.
The group tries to get Trevor to eat a corndog, but he insinuates that Isabella has changed from her vegetarianism. Trevor invites more people to join their group.
In Summer 2000, Megan asks Debbie to send Isabella away. She confirms to Debbie that she was pregnant, but she won't reveal how she stopped being pregnant.
In Summer 1999, Isabella wants to do a ditch day with the girls, but Trevor continues to insinuates shady things about her. Megan notices the tension.
In Winter 1999, Isabella follows Megan's car into the woods and notices cameras. She spots Megan dropping off a gift to Ned.
In Summer 1999, Trevor is surprised that Isabella is drinking again. Isabella says that she got arrested in Ibiza for drinking at a club, public urination, and getting intoxicated. However, the story is a lie.
Trevor and Isabella go off for a side conversation. Trevor is shocked that Isabella is lying and not revealing why she truly left Switzerland. Trevor doesn't believe Megan and Luke matter to her. Isabella reveals she and Trevor got involved in something scandalous; the police were involved.
Isabella tells Trevor that she loves him. They kiss on the dock. Megan spots them from a distance.
In Winter 1999, Isabella invites Luke over because she's worried about Megan; she thinks Megan is keeping things from her. She reveals she saw Megan meet up with Ned.
In Summer 1999, Trevor says he wants an answer from Isabella, but she tells him to go.
In Summer 2000, Debbie asks Isabella to leave while everything is going on during the investigation. Isabella tells Debbie that she's hiding something that Megan wanted to throw away. Isabella frantically starts packing.
In Winter 1999, Luke reassures Isabella that things will work out with Megan.
In Summer 1999, Megan confronts Isabella about Trevor. She promises she's getting over Trevor and that he is leaving. Luke invites Isabella to the cabin; things are a bit frosty between Megan and Isabella.
At the cabin, Luke and Isabella are making out. Isabella whips out the condom and Luke says he's ready to hook up with Isabella.
In Winter 1999, Debbie finds a stack of unsent postcards from Isabella to Lisa in her dresser drawer. Isabella claims that she's waiting to send them all to Lisa when she's back from the Caribbean.
In Summer 1999, Isabella and Luke have sex; it was Luke's first time. Both of them talk about their time together. Isabella says she's glad to be friends with Megan.
In Winter 1999, Isabella finds Megan reading a mystery novel. Isabella apologizes again for giving Megan the very expensive gift.
In Summer 2000, Rebecca reveals that the police are digging into Isabella's past. She's trying to keep it buried, but she's afraid someone will talk.
In Summer 1999, Megan is talking with her mysterious hacker friend. She asks the hacker if they ever hacked the Fed; they reveal they had.
Megan finally reveals to Isabella that she's into Luke.
In Winter 1999, Megan and Isabella make peace while eating cookies. They both admit they loved their gifts.
In Summer 1999, Isabella tells Megan that she's not into having a relationship right now. She thinks Megan and Luke are soulmates.
In Summer 2000, Megan gets a postcard from London. It's from Trevor. Trevor's letter includes news clippings about Lisa's drowning; she's been dead this whole time.