Fake golden key

The sweet and pretty Tanya, like many young women, does not really get along with the relatives of her husband. But she is not at all happy when her mother -in -law dies of an unknown medicine taken during a family dinner! Trying to take away suspicions, Tanya collects information about the mysterious clinic of oriental medicine, which the mother -in -law visited on the eve of death. Moreover, her husband clearly hides something from her: his secret concerns certain keys, elements of a mysterious game...