Alan Jones, a young man dealing with heartbreak, reluctantly agrees to help a eccentric scientist, Dr. Tanner Finski, with a groundbreaking experiment. Dr. Finski aims to harness the power of multiple dimensions and resurrect Frankenstein's monster. Unexpectedly, their actions rupture the fabric of space-time, propelling Alan and the reluctant monster into an alternate reality. Here, during the Civil War era, they find themselves in the midst of intense battles between the Union and Confederate forces, causing further chaos as multiple versions of Frankenstein's monster appear.

Alan quickly realizes that their unplanned journey through time is altering the course of history. With each iteration of the monster possessing unique abilities, both sides seek to exploit these powerful creatures for their advantage in the war. Alan and Dr. Finski must navigate treacherous alliances and unprecedented dangers to prevent catastrophic changes to history. As the stakes escalate, they confront moral dilemmas about altering the past and face relentless adversaries determined to seize control over the multi-dimensional creatures they have inadvertently unleashed.