After the first (guided to the Stallion's ranch), there should've been a pointer towards the windmill (there's the second), although it should've worked with any other.
If you don't mind, can you provide the bug report to email nymphokyun@gmail.com
To create a bug report : Tap F11 in-game at the bug point > copy the generated bug report (from the game’s folder) and email it to me (+ include a small description of the bug and steps to reproduce it) [ nymphokyun@gmail.com ]
Cheers