Jason Aaron 
Once Upon a Time at the End of the World #6 [PDF ebook] 

Mezzy and Maceo found the unimaginable-a secluded suburban community, well-preserved and filled with everything they’d need to survive until adulthood. As adults, however, the highest highs of romance and contentment are shadowed by dysfunction, just as their quaint community is surrounded by the ever-present horrors of the wasteland. How long can their little piece of paradise last?