Causal Nexus -

Elias spent his life following the equations in the notebook. He built the Chronos Engine, a device capable of piercing the veil of the multiverse. But as the engine roared to life, the Library began to burn. The friction of the time-fissure ignited the ancient scrolls.

For years, Elias had been haunted by a memory: a silver-haired man giving him this very notebook when he was just a boy. "The world ends in fire," the man had whispered. "Unless you build the Machine." Causal Nexus

In a panic, Elias realized the "fire" the man spoke of was the very act of building the machine. He grabbed the notebook and stepped through the shimmering portal. Elias spent his life following the equations in the notebook

The concept is widely explored in fiction and philosophy as a way to understand our interconnected reality. The friction of the time-fissure ignited the ancient scrolls