Bugs are invading the program, the Trieyed bug has kidnapped the VIP Bug, the VIP Bug is who research new methods for killing bugs. He was clever and before been kidnapped, he activated an alarm that warns the cursors that they had to come quickly. And they came to the VIP base to fight the bugs. Cursors were wining but, suddenly, a shadow cover all the battlefield. A strong light kills all cursors. Well, not all, not our hero, the red cursor, in Rounded Bugs Ex you will have to help this cursor to rescue the VIP and revenge your friends.