To find out in the apartment the dead body of unknown man - it at least terrible.A hostess of apartment Maria is in complete confusion.Why did a stranger get to her house?Robbery? But what can be stolen for a нищей intellectual? And, by the way, who did kill a robber?Revenge? But Maria has nobody to take revenge on. Even with a former husband she divided in an amicable way.There is a militia surprised.Maria decides to conduct own investigation - and soon understands: criminals went hunting for by her only jewellery - familial finger-ring, according to legend possessing magic properties.Moreover, a hunt is not yet complete.