your human when you were a baby you were wearing a Pikachu jacket that grows with you and let's you turn into a Pikachu and back into a human and two Pikachu's found and two raised you as their own, your now 6 and after your mom and you brought all the razz berries from the berry tree across the field of the other Pikachu's and into the pikachu cave your exhausted after all that work you just did your stomach growls, you do a flip and land on your feet as a pikachu and walk over to the berries