"That year, in the Pokémon League qualifying tournament, Professor Kukui faced Lance. The final score was 1:6. I'll never forget the sight of Professor Kukui sitting in his chair, weeping uncontrollably. At that moment, I thought: if I can become a professional Pokémon Trainer, I'll win everything. Now the championship trophy is right before me. I have to consider whether this is my one and only chance. Professor Kukui deserves much of the credit for the Alola League's development to date. Restoring Alola to glory is a duty we cannot shirk."
"…"
Passing through an Ultra Wormhole, he transmigrates to the world of Pokemon and becomes a member of the Alola Region. When in Rome, do as the Romans do. Bai Minghui makes a vow: he will Make-Alola-Great-Again! Starting by building the Alola League, he will catch rare Pokemon, forge bonds with fellow Trainers, and never stop chasing the championship! [Pokémon games] + [anime] + [Pokémon Adventures]. [I'm bad at writing summaries, so please read the story.]