Where they can't bribe and blackmail their way out. And, considering what they did and do to humanity, specially the most fragile and vulnerable, I sincerely hope it hurts.
Just a thought exercise to end your Sunday. Remember, God wins. He always wins in the end.
I imagine they will spend all of eternity being raped and tortured and cannibalized by demons just like they did to all those kids. Have some adrenochrome extracted and then reset and do it all again.