I don’t think this is a homeschool family, but it is certainly along the lines of what has happened to homeschoolers.
So a ping for homeschoolers, just FYI on how to handle out of control social services and law enforcement.
Homeschool Legal Defense:
http://www.hslda.org
Heritage Defense:
http://www.heritagedefense.org
Join both if you can. Don’t answer the door without it.