It's actually pretty easy. You just click on the cleaning boy down there and he'll ask you to clean the castle for him and you'll get a golden drachma or greek money if you clean. Just hold down the mouse drag it to the graffiti then move your finger around to clean. Make sure you clean every single tiny spot because it counts.
Clean the graffiti on his house.
You don't. You only clean the Hades temple.
Sorry to say this, but you can't. You can only clean Hades'.
you have to clean the grafiti outside of hades place
You clean the graffiti off Hades palace and then this guy gives you drachamas
you help clean hades on mythology island. you will receive one drachma for your efforts
there should be some geysers of mud with the blocks on it to take you up so then you can jump and get off it there are two there both located at both sides of hades castle.
you don't.
Hades is in the underground
Go to Hades castle and then help the guy outside clean the graffiti. Then he will give you a drachma.
To get to hades castle: Go all the way to the end of the island and there is his castle. There will be an offering table. Find pomegranates and put them on the table. A door will open. Take it from there.
To clean the graffiti from the Temple of Hades on Mythology Island, you need to solve the puzzle in the temple first. Once you have solved the puzzle, the graffiti will be cleaned automatically as part of the quest progression.