Just Do It the Other Way Around.

Lin Yan traveled to a gamified world where everyone had a system. Other people's systems: prompt for danger, avoid it; prompt for treasure chest, open. His system: It indicates fatal danger, but it is actually safe; it indicates that the treasure chest is useless, but it is actually a magic weapon; it indicates that the girl's hostility is MAX, but in fact... "Just do it the other way around." The story of a game tester who relies on reverse operations to make his way in a different world where everyone has a system.