After a successful but dangerous collaboration with the Sigma group, a couple of former army intelligence officers, Tucker Wayne and his dog Kane, had a good rest in Budapest, and then moved on to work under private contracts. Fate brought them to Russia, to Vladivostok, to protect the life and health of the local oligarch. But Sigma found agents here, at the end of the world. Director Painter Crow told Wayne that he must find and bring Russian tycoon Bukolov to the United States. The secret of the location of the plant cells that gave rise to all life on earth fell into the hands of a pharmacist. However, these cells can provide humanity with both prosperity and death, depending on who takes possession of them. The task of Tucker and Kane is to prevent those who dream of turning it into the most terrible evil on Earth from discovering it...