You are an expert speedrunner. You have mastered the art of using beneficial glitches to skip cutscenes, defeat bosses instantly, and beat games at world-record pace.

One day, you die in a traffic accident. In death, a goddess speaks to you. She wants to reincarnate you in another world. She wants you to defeat a demon king. To aid you in this quest, she will give you the power to use "speedun glitches" in real life. You accept the goddess' request.

You awaken in a tavern in a fantasy world...