Carol quickly learns of how wrong her decision was to accompany Phil on his new journey away from Tuscon.

Phil goes on a search for Carol after he accidentally leaves her in a gas station in Oklahoma.

After Carol accidentally kills Gordon, a new addition to the Tuscon Crew, she and Tandy try to find a way to ease themselves back into the group; Carol fakes Tandy's death.

Phil is welcomed back into the group, but he must face consequences for how he acted in Tuscon.

Phil finds out Todd's secret in "the house"; Melissa gets a cut on her finger.

Phil and Todd rejuvenate their old friendship from Tuscon after doing time together; Phil and Phil 2's growing tension between each other over Carol reaches its tipping point.

When Erica claims she's pregnant to Phil 2 right before he is about to leave Malibu, he has to choose between his unborn child or a higher chance of survival by himself.

Phil 2 finds himself on Tandy's level when he causes problems with the group.

Along with most human life, the virus wiped out normal traditions and holidays. As Christmas approaches, Carol spearheads a "Secret Santa" gift exchange to spread some festive cheer.

Phil is diagnosed with appendicitis. Someone in the group has to step up to execute the surgery. Melissa has to deal with Todd's refusal of her proposal. Mike makes a decision about returning to earth.

Mike Miller makes it to Earth and befriends a man who has waited out the virus in a boat.

The gang has a funeral for Phil #2 and try to recover. "Tandy" tells Carol about Todd and Gail.

Phil worries he might be sterile, and Todd worries when all the women in the group come on to him.

Phil finds out that his brother is alive and Todd has some issues with the ladies

Phil deals with Mike's pranks, and Todd is too honest with his two lovers.

Todd feels left out, as Tandy warms to having his little brother back on Earth. Meanwhile, Mike learns more about Erica than the group has ever uncovered about her.

After Mike sneaks away, Phil goes out alone to find Mike.