A member of the family from "In the Valley of Death" is still missing. The clues lead to Russia, and so the "Cloverleaf" sets off in that direction. The long search ends among the exiles in Siberia. However, many exciting and additionally humorous adventures still await. This narrative takes place in the first half of the 1870s. It is an adaptation of the serialized novel "German Hearts - German Heroes," written in 1885/1886. "Sable Hunter and Cossack" is the final part of a trilogy. Part 1: "The Dervish"; Part 2: "In the Valley of Death." The title is also available as an e-book.