Hello, Hero Candidates! 

Thank you for playing the Devil Book.


The recovery is not possible for items that have already been used by your mistake.

Check and use the equipment and consumable items before using them.

Please understand that we can't help you with the fairness of the game.

□ Cautions

It is recommended to use 5G or LTE because playing games in a weak Internet environment, can cause certain problems due to slow data transmission.

For additional inquiries, please email at devilbook@ngelgames.freshdesk.com