: In the aftermath, Kirito and Asuna confess their love. Kirito proposes they leave the front lines, and the episode ends with them planning to marry and move to a house on the 22nd floor.
The episode begins with a high-stakes duel in the 75th-floor coliseum. Kirito fights the leader of the Knights of the Blood Oath, Heathcliff, to secure Asuna's freedom from the guild.
Crimson Killing Intent - Sword Art Online Episode 10 Reaction YouTube · Suzy Lu Sword Art Online Episode 10
: Forced to join the guild, Kirito participates in a training session with Godfrey and the obsessive Kuradeel. Kuradeel paralyzes the group with poisoned water, murders Godfrey, and nearly kills Kirito.
: Asuna arrives to save Kirito, but hesitates to kill Kuradeel. Kuradeel attempts a sneak attack, which Kirito blocks—losing his hand in the process—before killing Kuradeel with the «Embracer» martial arts skill. : In the aftermath, Kirito and Asuna confess their love
: Kirito uses his «Dual Blades» and «Starburst Stream» skill but is defeated when Heathcliff moves his shield with impossible speed to land a winning blow.
Watch fans react to the intense duel and the emotional developments of Episode 10: Kirito fights the leader of the Knights of
Sword Art Online Season 1, Episode 10, titled , originally aired on September 8, 2012. It marks a pivotal turning point in the Aincrad arc, featuring the first major confrontation between Kirito and Heathcliff and the formalization of Kirito and Asuna's relationship. Plot Summary