Pokeporn/Kanto/Red1/Tall Grass

From Create Your Own Story

You still have plenty of time left before you should be at the Professor's place, so why not check out the grass? You walk towards the grass, but to no avail. An annoying scum prevents you from progressing.

There seems no other way to go to the next town, so it'll probably be best to return to the center of Pallet Town