The Russian detective series "Second Sight" tells the story of an investigator who loses his sight as a result of a tragic incident. However, along with this, he gains other abilities that help him solve the most complex crimes. Dmitry Efremov has dedicated many years of his life to working in the homicide department. One day, he loses his vigilance and causes an explosion. His colleague and partner, Vladimir Plotnikov, dies, and the hero himself is left completely blind.