Inherited Marriage

Sandra comes back to Russia and helps her brother remember that he is a talented writer. The Harper Corporation is in danger. Cora is very ill - she suffers a major stress caused by being separated from her mother.

Sandra hacks into her ex-husband's email and finds out her daughter's diagnosis. Sandra goes to London and makes a deal with James - she helps him solve the problems within his corporation, and in exchange he allows her to see Cora. Sandra comes back to Moscow and infiltrates his rival's company.

Sandra works for the rival's company and tries to gather all possible information that can help James. Her fellow-employee Suvorin catches her in the act of searching the company's premises.

Suvorin blackmails Sandra into joining efforts with him. Later it becomes clear that he also works against the company's owner. Sandra and Suvorin discover a secret laboratory where they conduct experiments on people. It appears that this lab receives funding from the charity foundation Sandra works for.

Sandra and Suvorin understand that the charity money is not stolen, but is used for testing an experimental rejuvenating drug. They are trying to locate the facility where the secret substance is being manufactured. But their plans are uncovered, and they find that the testing lab has been abandoned and cleared out.

Suvorin finds a way to get inside the secret factory that produces the rejuvenating substance. They download all data from the factory servers.

Sandra finds out Suvorin's motives. The lab owner tries to kidnap Sandra's daughter.

The Season Finale