It looks like a normal road..but it isn’t

I was walking with my friend then we saw this rainy road with leaves falling non stop.

So we decided to go.. an adventure right? That’s what we really thought.

We went in and we saw these “nice” tree’s..a beautiful light castle..we thought it was pretty

So we just went in further..and”explored” then all of a sudden we hear this rustling..then more…then ...