The Secret Power of Anna's Rubies

The brutal murder of the husband and mother of one of the sisters forces them to recall the history of the Pechenkine family and the legend associated with the ruby set. After all, each of them holds one of its items. According to the will of a distant ancestor, the key to receiving a considerable inheritance lies in all the gathered together by some of the descendants, jewelry. But are the sisters the only ones searching? Perhaps, someone from a distant relative is ready to commit a crime to seize the set? Or were the killer's motives completely different?