A 70 year old post-menopausal lady presented to our OPD with history of swelling over left breast for about 6 months of duration associated with pain. Previous history of trauma present 6 month back, no positive history of nipple discharge, nipple retraction, weight loss or any systemic symptoms present. On examination discrete lump of about 8x7 cm seen in upper inner quadrant of left breast which was firm, fixed, breached the skin and underlying tissue as shown in . CT scan of the upper airway and thorax was also done as a part of workup with discrete markings of the lump breast as shown . FNAC showed features of plasma cells with large amount of basophilic cytoplasm, eccentric nuclei, binucleate forms, mature cells and mitosis as shown in . Following wide local excision of mass sent for histopathological examination revealed plasmacytoid background