The first moments of the deadly virus outbreak are revealed through a special lens.

Tandy wants to learn about Lewis' past, while Carol asks Gail a favor and Todd helps Melissa deal with her mental state.

The safety of Tandy and the group is in jeopardy as armed intruders storm the Malibu beach near their home, and no one can agree on what to do. While Melissa takes drastic action, Tandy gets a new lesson in fashion.

A new problem arises for our survivors and they decide to take to the sea, when a couple of unexpected guests crash the party.

After being locked up for her own safety, Melissa plays hurtful mind games with the group. Meanwhile, Todd and the group explore medications that might help her, and Lewis goes on a new solo adventure.

When Todd suffers from major remorse over recent actions, Tandy tries to lift his best friend’s spirits – even if it requires a few white lies.

Tandy sets up a unique alarm system in the house, but Melissa has already put her own safety precautions in place. The whole group decides to enjoy a change in scenery.

Carol is feeling depressed about Gail's absence so Tandy takes her on the honeymoon vacation they never had.

The long term consequences of surviving an apocalypse start to have a major impact on the group, whose daily life is upended.

The group's road trip is marred by internal squabbles, but Gail might be the first to lose control.

The search for a new home isn't easy for the group, especially when someone may be deliberately trying to stop them. Meanwhile, the love triangle between Todd, Gail and Melissa starts losing steam.

The group sets off to find Melissa when they find a note she left saying "Goodbye". In the meantime, Gail has her own adventure.

Todd and Tandy dig deep into Melissa's pre-virus past, as they search for answers about her illness, and Carol adopts a new outlook on life.

Carol will stop at nothing to get the perfect family photo. In the meantime, Melissa has her own mission, Lewis looks for a new hobby and Gail ends up in a scary situation.

Carol enlists Tandy and Erica to help find answers when she makes a shocking discovery. In the meantime, Todd has a breakthrough with Melissa.

Tandy and Gail face off in a major disagreement, on which the whole group must weigh in, and Carol is forced to choose a side. Meanwhile, Melissa, Todd and Erica each have major milestone moments.

The gang throws a huge celebration canvassing every major holiday, but Tandy and Todd's bro-mance hits a rough patch that threatens to end the fun.

Tandy tries to take charge of a new situation that has unfolded in the group, and Carol is suspicious of Todd's behavior.