See the figure below:

By the way, bring one:

① Click the scroll bar in the upper right corner to view the map. If you didn't accept this task in the last update, you won't understand the map. The clue is the underground of the castle. → Moore Castle → Castle Hall → Underground Castle → Click on the golden box on the right to get the prompt "You need a key to open the box".

② The place with the most tools is the Happy Farm Invention House. Click on the magnet on the table and drag the magnet to move the iron column up and down to get the "key".

③ The ground floor of the castle → Click on the golden box on the right, and there is a new task "Invisible potion is needed". → Ram College Ram Church → Click on the paper on the ground to get the formula, and follow the password prompt: A 1? A4？ B 1？ Prepare a "developing liquid".

(4) underground castle, the map of the black forest finally appeared. . . Get "Black Forest Map" and "Black Forest Background". ?

② The place with the most tools is the Happy Farm Invention House. Click on the magnet on the table and drag the magnet to move the iron column up and down to get the "key".

③ The ground floor of the castle → Click on the golden box on the right, and there is a new task "Invisible potion is needed". → Ram College Ram Church → Click on the paper on the ground to get the formula, and follow the password prompt: A 1? A4？ B 1？ Prepare a "developing liquid".

(4) underground castle, the map of the black forest finally appeared. . . Get "Black Forest Map" and "Black Forest Background".