Sajarur Kanta is a few collection of mysterious murders the place the quill of a porcupine pierces the center of the sufferer, killing her or him immediately. One sufferer doesn't die and Byomkesh is summoned. Konkona Sen Sharma performs Deepa, who belongs to a theatre group. She will get married to Debasish however makes it clear that she is not going to share conjugal relations with him. The 2 tales, one in all Deepa and Debasish's married life and the opposite of the homicide mysteries run parallel until they each converge.