在这部章鱼喜剧/犯罪/惊悚片中,绰号章鱼的乐库尔决定和他的女朋友谢丽尔离开巴黎。因为在和戴面具的男人折腾了一番后，他很需要休息放松。可是，当他们回到谢丽尔的家乡莫桑的时候，他又遇到另一件耗时费力的怪事：谢丽尔父母的墓地被盗了。于是，章鱼开始寻找盗墓者。
A private investigator (nicknamed Octopus after his long arms) travels to the small town of Angernaud with his bisexual girlfriend to collect the money he spent for the reconstruction of his family grave after it was vandalized by a group of young people. He seeks them out one by one but every time he finds the person dead. When he learns that a drunkard Scotsman, a local celebrity and an extreme right politician are involved in the mysterious deaths and all signs lead to a boat in the harbor, he calls in his sidekick Pedro for reinforcement.
