The Staff of the Two-Faced Janus

2024. A double tragedy in Moscow: a young woman, the author of a popular video blog about phone scammers, is murdered. And her neighbor, a retired police colonel, is found hanged in his own apartment. The official version: murder and... suicide. The case is quickly and conveniently closed. Too conveniently… After 66 years, the son of the renowned writer Strazhalkovsky wants to get to the truth. Not out of a thirst for justice, but for the reissue of the book that brought his family fame and money, where one of the chapters is devoted to this story. The reissue requires "clarification of the facts". He hires agent Evgeny Bocharov to travel into the past. In 2090, the “Tunnel” technology allows for time travel and observation, but not interference. The mercenary is trained by Nayava - a young instructor for whom the case becomes personal long before she realizes it. Meanwhile, someone very influential does not want this "flight" to take place…