No, 'Octopus Murders' is most probably fictional. Stories like this are often made up to captivate readers or viewers with an exciting and imaginative narrative.
The Octopus Murders are typically not true stories. In many cases, they are part of the realm of fiction, crafted to engage and thrill readers or viewers without being rooted in actual occurrences.
The true story of the Octopus Murders could involve complex motives and circumstances. Maybe it was a case of revenge, or perhaps it was linked to some hidden conspiracy. But without detailed information, it's all speculation.
The octopus murders are not real. Usually, such stories are made up for entertainment or to create a sense of mystery and thrill, but they have no basis in actual events.