Micheline Francey

A French village doctor becomes the target of poison-pen letters sent to village leaders, accusing him of affairs and practicing abortion.

On a rainy night, eccentric tramp Mr La Souris finds a corpse. But the body soon vanishes in his car leaving only his wallet. While the police start investigating a missing person report, La Souris concocts a plan to secure his find.

Stanislas Oscar Seminario, aka SOS, is a young explorer, just back from Africa, visiting old friends: the Pescara's. But the father keeps receiving anonymous letters. And soon a mysterious murder is committed. SOS begins to invest...