Check out the clip above where she breaks down in tears over Mariah's lies. The other women try to support her, but Mariah reacts in a way that only she can.
Married to Medicine airs Sunday night on Bravo at a special time, 9:30 p.m. ET.
Are you on Quad or Mariah's side? Who do you think is wrong or right in this situation? Tell us in the comments below or on Twitter @OKMagazine.