An adventurous historian and a skilled survivalist journey to the prehistoric era through time-travel, only to face danger and a twist of altering history upon their return.
Protagonist: An adventurous historian who is fascinated by the prehistoric era and seeks to witness it firsthand through time-travel; Deuteragonist: A skilled survivalist who has spent years studying the flora and fauna of the prehistoric era, and becomes the protagonist's guide and protector during their journey.
The protagonist and deuteragonist must navigate through dangerous terrain and evade prehistoric predators while searching for a way to activate the time-travel device and return to their own era.
As the protagonist and deuteragonist finally locate the ancient time-travel device, they are ambushed by a pack of prehistoric predators. With the deuteragonist's expert survival skills and the protagonist's quick thinking, they manage to activate the device and escape back to their own era, forever changed by their incredible journey through time.
Twist: Upon returning to their own era, the protagonist discovers that they have inadvertently altered the course of history, and must now find a way to set things right before it's too late.