Is Отставник. Спасти врага coming back?

Colonel Dedov has been imprisoned and is serving a sentence for the murder of a hitman. A top-secret research leak has been discovered at a research institute, and the institution's head of security, retired Colonel Grigoriev, suddenly disappears. They're counting on Dedov, who, as a member of the famous "old school," is capable of finding the traitor before he flees abroad. The retired colonel is only too happy to be able to leave prison for a while, so he takes on the task...