A couple hires a professional digger (underground structure explorer) to help them find their friends, who mysteriously disappeared in the subway.

• Production Center “Gorad”
• Roman Evdokimov
• Alyona Savastova
• Anna Vasileva
• Vladimir Kuznetsov
• Andrey Levin
• Evgeny Koryakovsky
• Din Fan
• Kirill Kobzarev