American Elsewhere by Robert Jackson Bennett 

Under a pink moon, there is a perfect little town not found on any map. In that town, there are quiet streets lined with pretty houses, houses that conceal the strangest things. After a couple years of hard travelling, ex-cop Mona Bright inherits her long-dead mother’s home in Wink, New Mexico. And the closer Mona gets to her mother’s past, the more she understands that the people of Wink are very, very different …