Kirito and Sinon's battle with Death Gun is over, but mere weeks later, something strange is afoot in the next-generation VRMMO ALfheim Online . A new duelist with a custom sword skill is defeating all comers--including Kirito! But when Asuna goes to face this duelist, she receives something she never expected: An invitation to an exclusive guild! But what is their aim? The Mother's Rosary arc begins! Reki Kawahara is an award winning author best known for his light novel series, Sword Art Online and Accel World.