With the Grendlers stealing reserves, the colonists must scan for bodies of much needed water. Danziger decides to head out in search of water and Devon insists on joining him.

Day 38. The marriage of Bess and Morgan is threatened. Julia sees Uly's arm sink into the earth and senses an unknown power in him.

Frightened he calls his mother, but in her presence the earth remains solid.

Day 49. Julie continues to experiment with Uly's DNA on orders from Reilly, but her duplicity is discovered by True who now has to convince the rest of the colonists.

Day 51. Julia has been left behind and it weighs on the minds of all the colonists as they move across the harsh terrain. Only Alonzo turns back for her.

Day 117. Danziger surveys an endless, forbidding vista as he returns to the dunerail where Julia, Morgan and Alonzo are waiting. There has been a serious direction error but he wants to go on in spite of Devon and Yale's warnings.

The colonists come upon a crashed Earth re-entry research module. The open the hatch of the 100-year-old craft and find there is still nuclear power.