When he learns his days are numbered old count Hervé de Kéraudren decides to hide in a secret alcove and to die there, just to annoy his heirs. As a result of his body not being found the latter will have to wait for five years until they can inherit the count's money. Very upsetting indeed, all the more as they are required to keep up the Kéraudren estate in the meantime. To collect money, nephews and nieces organize a Son et Lumière show at the manor while busily looking for the missing corpse. But, unexpectedly, they get killed in turns. Murders or accidents? Jean-Marie, his fiancée Micheline and his cousin Edwige investigate and finally succeed in exposing the culprit. And, the count's body being found by chance, all goes back to normal.。一个传统的基督教家庭,家道殷实富足,四个儿子应该都拥有良好的成长背景,男主是家中次子却吸毒贩毒且以毒养毒,在被涉嫌过失杀人被重判入狱多年,家人散尽家财重金聘律师帮助,出狱后又帮助他重新开始新生活,一切都在向好的方向发展……孰料被家庭中忽视的小儿子却深陷涉嫌凶杀的犯罪泥潭……。