The Thief who got fucked GTO

Oliver Brown was a thief prisoned in New York jail. A game company's CEO, Euler, bailed him out and offered him a job as a game tester.
Oliver just had to commit thefts in this virtual world of a VR Game, and evaluate the difficulty levels of various missions. However, when he started to play it, he gradually realized there was more to it than the CEO had to him.
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If you are a fan of sci-fi, give it a try.