"Operation R.S.V.P." - a science fiction novel by the famous author H. Beam Piper. The book tells the story of a group of scouts and diplomats who find themselves in extreme conditions after being sent to a remote planet in space. Their task is to establish contact with the developed civilized world and conclude a cooperation agreement with Earth. However, during their mission, unforeseen events occur that endanger not only the mission itself, but also the lives of the group members. "Operation R.S.V.P." - an exciting story that combines elements of science, adventure and drama, each page of which will leave you in suspense until the last tape.