Welcome to Luna City, Karnes County, Texas ... Population 2,457, give or take! Fugitive former celebrity chef Richard Astor-Hall has decided to make some serious changes to his life ... and propose to his girlfriend, Kate Heisel. But the path of true love does not run smooth. Meanwhile, Jess and Joe Vaughn face impending childbirth, and Xavier Gunnison-Penn, the world's most unsuccessful professional treasure-hunter marries his true love and sets off a family row, on the way to search for another treasure. Another chapter in the doings of those residents of Luna City, in this tenth visit to the most perfect small town in Texas.