The central character is a detective and art expert named Sasha Korzukhina, who finds herself having to defend her fiancé, who is accused of committing a particularly serious crime. But Sasha is certain that her beloved cannot be guilty of murder and is determined to secure his release. True to her nature, the young woman immerses herself in a new investigation, unaware of the danger that awaits her along the way. Only her stubborn character and belief in her fiancé's innocence will help Sasha uncover the trail of the criminal.