Like Satan they will pretend to be faithful just long enough to trick people without discernment. A few even fool themselves, I know you have seen videos of them shrieking "I am a Christian, but ..."
The blue haired demonrat ladies are easy to figure out, they are all sex starved, lonely women without hope of ever attracting an alpha male. The few that tried beta males were disappointed and that made them angry, sad and sent them into a slow downward spiral towards mental illness.