In the hallway of a Moscow planetarium, the body of the famous ufologist Yuriy Fyodorovich is found. Only a few minutes earlier he was alive and well, warning all of humanity about a terrible catastrophe.
Was his death a tragic accident—or did the scientist somehow get “help” to leave this world? This is what Marusya, a French-language teacher, and her close friend Grisha must find out. By fate, they became direct witnesses—and participants—in everything that happened.