Nigel Gibbs

Struggling with Nick's absence, Carl takes over the Gallagher home, remaking it as his "crib," where he invites his friends over to party and make music.

Über mom Maisy Gibbons returns, and her secret life intersects with Bree's. Meanwhile Gabrielle's predicament worsens, Susan plans to take her relationship with Mike to the next level, and Lynette, suspicious of her new nanny, decides to secretly videotape her.

Jack is on his way to the radio tower with some of the survivors to contact Naomi's salvage ship, but Ben warns them that it could kill everyone on the island. He threatens to execute Sayid, Jin and Bernhard.

Jack and the castaways begin their efforts to make contact with Naomi's rescue ship.

Lightman attempts to stop a man from robbing a bank by helping plan and execute it. Meanwhile, Foster and Lightman get into an argument over who is in charge of running the company and a new intern is hired to replace Eli.

In the season finale, as the doctors continue to tackle an unfathomable crisis, they are reminded of what is important and brought closer together.