Even beginners easily master a game, because cha-racter move, trading, chatting and attack are all mouse-control available. The screen interface is also so intuitive that one glance will be enough to recognize HP, MP, STM gauge, compass and Exp gauge on the top-left & inventory window and character information window on the bottom part controlled by icon-click or shortcut. Chatting & whispering functions for communications among users are provides simply as much as possible.