I don't think MC is going to help right now, she's not going to be a willing participant, so it's just going to make things worse by forcing you to put all your cards on the table. Wait for MC until she shows any interest in reconciling.

Accuray

Married 18, Together 20, Now Divorced
M: 48, W: 50, D: 18, S: 16, D: 12
Bomb Dropped (EA, D): 7/13/11
Start Reconcile: 8/15/11
Bomb Dropped (EA, D): 5/1/2014 (Divorced)
In a New Relationship: 3/2015