I know how you feel. It might be better to not interact with them though. My in laws did/said some f'ed up stuff while H was living with OW, as soon as we started working things out they thought I would just forget about everything.
It's like forced detachment & helps preserve any good feelings you have for them.
Me: 35 husband:39 Sons 16 and 11 from my first marriage Twins 5 (boy/girl) Daughter 3 Affair bomb 2/27/14 He moved in with ow 3/13/14 OW kicked him out 6/15/14 4/2016 he seeks help for sexual addiction