An unlikely pair

It had been two years. Serena had been in Hoenn all that time. Homesick, Serena decides to go back to Kalos. She planned to stay for a year or so. But then things take a turn when Serena finds out that Ash is in Alola. She travels to Alola to see him, hoping he would remember her. But when she has a little run in with a power hungry trainer, things change. Does Serena have feelings for him? Does Ash remember Serena? Please read this book. I promise it's good.