Sword Art Online: Progressive Manga Series by Reki Kawahara

Yuuki Asuna was a top student who spent her days at cram school and preparing for her high school entrance exams--but that was before she borrowed her brother's virtual reality game system and wound up trapped in Sword Art Online with ten thousand other frightened players. As time passes, Asuna fears what will become of her life outside the fantasy realm--the failure she might seem in the eyes of her peers and parents... moreYuuki Asuna was a top student who spent her days at cram school and preparing for her high school entrance exams--but that was before she borrowed her brother's virtual reality game system and wound up trapped in Sword Art Online with ten thousand other frightened players. As time passes, Asuna fears what will become of her life outside the fantasy realm--the failure she might seem in the eyes of her peers and parents. Unwilling to wait on the sidelines for more experienced gamers to beat the game, Asuna employs her study habits to learn the mechanics of game--and swordplay. Her swiftness impresses Kirito, a pro gamer who invites Asuna to join the best players on the front lines. Is Asuna ready to swap class rankings for player rankings and join Kirito? less

The party is shaken when their leader, Diavel, is struck down by the boss of the very first floor. Asuna and her teammates are confronted for the first time with the cruel reality of their situation: Sword Art Online is no mere game--death here is final. Their commander lost, the remaining fighters begin to lose heart and plan their retreat... moreThe party is shaken when their leader, Diavel, is struck down by the boss of the very first floor. Asuna and her teammates are confronted for the first time with the cruel reality of their situation: Sword Art Online is no mere game--death here is final. Their commander lost, the remaining fighters begin to lose heart and plan their retreat. But the fight must go on if they are to escape this game world, and in his dying moments, Diavel managed to convey his appointment for the next commander--Kirito! less