Three hidden shops: Jahana Palace, Gude Palace and Roston Palace.
1, after customs clearance, enter the free mode of returning magic items, and the three hidden shops automatically open. Just bring your membership card to the above three places on the map.
2. In the process: Jahana and Gude's hidden shop is located at the top left of the map, and there is a road, but at the end, you will find a hint: hidden shop.
Roston, on the other hand, is located in the right center of the map, which is also a road only one grid wide. Just take the membership card and go to the end.