菲尔和卡罗尔踏上穿越美国的公路旅行，但卡罗尔很快就后悔离开的决定。

菲尔和卡罗尔失散后，没有手机和对讲机，菲尔拼命寻找卡罗尔。

当菲尔撒了一个难以挽回的谎言时，卡罗尔从菲尔的书中借鉴了其中的一页。

菲尔/坦迪拯救了世界，找到了救赎。

人口虽然很少，但仍然足够容纳重大、黑暗的秘密。

坦迪和托德试图解决世界末日的电力问题。

Re-population becomes a hot topic with the Malibu survivors.

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.

A medical condition and a marriage proposal leave the group in turmoil.

Mike Miller’s space capsule careening through the sky toward Earth, finally putting him on the same planet as his big brother, Phil. Mike thinks he is the last man on earth, but who knows what or whom he might encounter.

The gang look for closure following a tragic event. Melissa and Todd attempt to deal with the consequences of her surprise proposal.

Tandy tries to host a party for the group and Todd’s luck takes a turn for the better.

With little else to do, Tandy starts a prank war within the group. Meanwhile Todd establishes his dominance.

Todd considers doing a favor for Tandy and Carol. Gail's drinking becomes an issue.

As Tandy gets used to having his brother back on Earth, Todd begins feeling left out; Mike discovers more about Erica than the group has ever known.

Phil and Mike grow closer than ever and the whole Malibu group gets a big friggin’ surprise.