Abyssal: the Utopia of the End

After the abyss fell, humans were forced to hide in a barrier city called "Ark". The guns have failed, the magic has failed, and only illusions that deceive the senses can still work. Ain Razir. The second numbered one, the strongest illusionist in Helios. It is also the last bloodline of the long-extinct Dream Demon. He's good at winning. But not good at saving. Survive every mission. But no one can come back with him. Tired of fighting, he submitted an application for retirement, but was transferred to Phantom Academy by his superiors: ——Identity: Ordinary student. ——Mission: live a good life. "If everyone believes it, then it's true." ——This is a post-apocalyptic story about deceit, fantasy, and Utopia.