We believe that this guide book will greatly help with your journey.
Hope it helps.

1. Go to the Netgame Lounge Center.
http://lounge.netgame.com/support/home



2. Click to the 2021ver. [Hero Guide Book]
http://lounge.netgame.com/support/solutions




3. Players can see the hero guide book on the lounge center.
http://lounge.netgame.com/support/solutions/articles/12000078762-2021ver-hero-guide-book-