Six Feet Under, The Bomb Shelter

In an attempt to honor Lisa's last wishes, Nate finds himself at odds with her family.

George puts his stamp on the Fisher home, settling into domestic routines that irk Arthur.

A group of prank-happy teenagers find their latest joke is no laughing matter.

David's ex-fiancee re-enters his life in search of answers to the question, 'Why me?'

With Keith away, David gets taken for a ride by a hitchhiker. Meanwhile, Nate goes to a bereavement group.

Fisher & Diaz hosts two very different parties in one night.

Ruth goes on a fossil hunt with George, and digs up Sarah and Bettina. Claire focuses her talents on Edie.

Nate and Brenda take Maya on a train ride, getting caught in their tracks when they go a little too far.

Ruth and Bettina take a road trip to Mexico, leaving the men of Fisher & Diaz to some male bonding.

Nate gives Maya 'one last look' at a memorial for Lisa, where some surprise discoveries ensue.

Ruth is giddy about going to a tantric workshop with George, who retreats to the emergency shelter.

In the Season Four finale, Ruth is delighted to meet George's daughter, but worries as his paranoid 'views' of the future escalate.