Introduction: Legacy Online is not only the world's first VRMMORPG but also the world's current most popular game that gathered over three billion players within the time span of half a year.An absurdly realistic game where real-life skills and talents mattered; its popularity was so high that jobs and schools were created just for the sake of getting better at the game.Yin Xian is a young adult who recently returned from studying abroad overseas. However, when he returned home after four long years, his family was shocked to find out that his knowledge of Legacy Online--- a game with influences all over the world--- was nonexistent....