Sword Art Online Material Edition 01

The Progressers (攻略者たち) is the first Material Edition of «Sword Art Online». Kawahara Reki published it under his pen name Kunori Fumio.

Summary
After a failed attempt by Klein and Kirito to defeat the field boss using food, Asuna and Kirito argue over the way on how to defeat the 56th Floor Boss, with the former propose using a massacre of NPCs in the village to defeat the boss. They end up dueling each other, with Kirito emerging as the winner using an outside system skill as a feint to win. Asuna mulls over her defeat outside at midnight. She unknowingly triggers a flag that gives her a clue on how to defeat the floor boss.