Contrast-enhanced MRI study shows large posterior pelvic cystic lesion centered on the Douglas Pouch, elicits intermediate signal in T1 and high signal in T2 with a mural based small polypoidal component of low signal intensity in all pulse sequences. The left ovary appears enlarged and edematous with diffuse parenchymal hyperintensity in T2WI and heterogeneous enhancement in the post-contrast study. Twisted left ovarian vascular pedicle giving "Whirlpool sign". Twisted appearance of the fallopian tube with associated tubal dilatation and wall thickening.