Hello, this is GM KOLA.

Server maintenance is conducted every Tuesday at (UTC+0) 01:00 / (KST) 10:00 for approximately
10 minutes to ensure server stability and a smooth gaming environment. During the maintenance period, access to the game will be unavailable.

Please note that you will be able to log in normally after 10 minutes. Maintenance occurs every Tuesday at UTC 01:00 / KST 10:00, so please keep this in mind. Thank you.