Her coldness ... is there precisely because she cared (cares?) for you and the marriage so much. She needs to be cold to you, to emotionally justify what she's doing.
It's hard to stay rock solid when the woman you love is tossing around in a storm. But I hope you keep trying.
It's a long road.
Me: 50, MLC/WW 45 Young kids Nov 2015: BD1 Apr 2016: BD2 Jan 2017: W filed Feb 2017: D final