"A team of time travelers must prevent the construction of the Great Pyramid in ancient Egypt to stop a catastrophic energy source, but their success leads to unintended consequences and a new, even more dangerous threat that could unravel the fabric of time itself."
Protagonist: A historian with a deep understanding of various time periods; Deuteragonist: A computer hacker with the ability to navigate and manipulate the digital aspects of different time periods.
The team of time travelers is sent back to ancient Egypt to prevent the construction of the Great Pyramid, which is believed to be a source of catastrophic energy in the present day.
The team successfully prevents the construction of the Great Pyramid, altering the course of history and preventing the catastrophic energy from affecting the present day. However, they realize that their actions have unintended consequences, leading to a new set of challenges and moral dilemmas as they navigate the complexities of time-travel.
Twist: The team discovers that by preventing the construction of the Great Pyramid, they have inadvertently unleashed a different, even more dangerous source of energy that threatens to unravel the fabric of time itself. Now, they must race against the clock to fix their mistake and restore the timeline before it's too late.