Evil Mastermind

So this story begins, when Ash lose the championship and unable to become a Pokemon master, everybody starts calling him a loser. But when he talks to Misty, who encourages him, and Ash feels good after talking to Misty But people's taunts make him suffer so much and in the end he ends up becoming an evil person

And he starts killing every person who made fun of him and there is no love left in his heart for anyone. He starts killing everybody mercilessly with mewtwo

When Misty finds out about this, she went to see him and wants to stop all this and wants to get back her best friend back her first love and what will happen when they both meet again?

Will Ash kill Misty like the others or their destiny take another direction in the story? To know this we will have to read the story.