It's Time to Travel Through Time and Become a Simulator, How Can This Be Done!

When I woke up, I traveled through time and became a simulator? Others traveled through time and became either gifted protagonists or wealthy aristocrats, but I became a weirdo with no hands or feet and could only rely on others to imitate me! But it doesn't matter, let's see how my simulator changes its fate against the odds, from being ignored by all to powerful people from all walks of life, stirring up troubles in this fantasy world, and achieving a unique "instrument" legacy!