Max's wife is an alien in disguise and has been the whole time.
She wasn't a random abduction - she was returning to the mothership and intended to go back at the end of "Whispers." Hence why her eyes glowed when she told Max not to look for her.- Given more credence in "Hello, Boys", which was meant to be the season finale and ended up being the series finale, where she reappears and is seemingly set up as an antagonist.
