Fairy King of Elves

Li Yuan is just an ordinary college student, walking on the sidewalk with the Pokémon CD he just bought. Suddenly he was hit by an out-of-control red car. When he woke up again, he found himself in the hospital and time went back to the summer vacation after his college entrance examination. But, why is King Carp swimming in the water, why is Eevee the child holding for a walk, and why are a group of waves flying in the sky? When the elves come to reality, what interesting stories will happen?