Bulletin board message?

Question

At route 11 the bulletin board says people have spotted a mysterious Pokemon in the nearby forest where should I go

Answer 1

Shh... I think it's trying to communicate.

(You answered your own question!)

Answer 2

At the nearby forest.

I can't find out what that is though.

Comments

Hm.. Waterfall?

---

Thanks I'll try... Also how do you do the side way m