A hesitant man discovers his family's time-travel abilities and must navigate the consequences of altering the past, while facing off against a rival time-traveler who turns out to be a future version of himself, leading to a final decision to sacrifice his own existence to save the timeline.
Protagonist: A conflicted and hesitant man who struggles with the responsibility of altering history; Antagonist: A rival time-traveler who seeks to sabotage the protagonist's efforts and maintain their own control over the past.
The protagonist discovers a family heirloom that holds the key to unlocking the secrets of their family's time-travel abilities, leading to a series of unexpected and dangerous consequences as they attempt to navigate the past and future.
In the end, the protagonist learns that the rival time-traveler is actually a future version of themselves, and they must work together to ensure the safety and stability of the timeline. They ultimately decide to use their knowledge of the past to prevent a catastrophic event, and in doing so, they come to terms with their family's legacy and embrace their role as a time-traveler.
Twist: The protagonist realizes that the catastrophic event they were trying to prevent was actually caused by their own actions, and they must make the difficult decision to sacrifice their own existence in order to save the timeline.