you open your door to take the newspaper and you found two abandoned pokeballs in front of the door of your house, the pokeballs open on their own, releasing the two pokemon from inside, a female Cinderace and a male Lucario

Cinderace: hi master! Wait! Who are you!?

Lucario: careful, Cinderace, we don't know this stranger

Cinderace: you're right, Lucario, come on, stranger, who are you and why are we here!? Where's our real trainer!?

Cinderace stare at you, she's nervous