It was getting boring today and you went to think of something to do today than staying home all day. It was a nice and sunny day outside this morning and you got the perfect opportunity to go do something outside.

When you took out your phone out of your Pocket, you would notice that Your phone has been replaced by a Rotom in it's Phone Form.

It was Impossible for a Pokémon to be here because you were in the Real World, not in Pokémon.