Your Own Alien Sister (2006)

Anna, the young wife of a successful businessman Alexey, accompanies her husband on a business trip. The day of return is coming, but Lyosha does not appear either at home or in the office. His phone is not answering, his work colleagues do not know where the boss has disappeared. In the process of searching for an entrepreneur, interesting information of a piquant nature suddenly pops up. It turns out that Alexey, an exemplary family man, has a woman and an illegitimate daughter Tanya in another city...