Avatar Online - Chapter 61: Undercover

Time is an illusion, and reality is a fragile thread in Kael's fractured world.Kael's life is defined by darkness, memories that flicker in and out like glitching shadows. Struggling with haunting nightmares and terrifying hallucinations, he finds himself trapped in a reality that doesn’t make sense—a reality where time is breaking, and nothing is as it seems.When a mysterious red notebook, filled with cryptic symbols, falls into his hands, it opens a gateway to a world where the laws of time no longer apply. Every hour, every minute, every second twists and warps, and Kael begins to realize that something—or someone—is manipulating time itself, pushing him to the edge of his sanity.But he's not alone. A girl, whose existence is as twisted as the world around them, seems to be connected to his suffering. Kael's bond with her grows as they both search for the truth behind their disturbing experiences, yet the more they uncover, the deeper they fall into an abyss of despair and madness.The Pulse, an unfathomable force that distorts time and reality, pulses through their very existence. As Kael inches closer to the truth, he faces a devastating choice—one that could either save them or shatter everything they hold dear.Time is collapsing, the Pulse is awakening, and Kael must confront the horrors lurking in the fractured timeline before it consumes them all.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

When I woke up after a pretty crappy death, what greeted me was one of those famous fantasy worlds! I didn’t expect anything like becoming the strongest with a common job, or rising to the top with the weakest class…

I transmigrated into the gacha game I abandoned for 10 years.But, the state of the heroes I raised is strange.