Sword Art Online Episode 13

Edge of Hell's Abyss (奈落の淵) is the thirteenth episode of the Sword Art Online anime adaptation. It aired on September 29, 2012.

Plot
Kirito and Asuna are enjoying their honeymoon when one day Kirito goes fishing and meets a man named Nishida, a well-known fisherman of the area. After talking and eating one of the fish Nishida catches with some of Asuna's "soy sauce" they decide to team up to catch the biggest fish Nishida has ever seen by using Nishida's fishing skill and Kirito's strength skill. They successfully catch the fish, which is actually a monster that Asuna easily defeats, but this ruins her disguise and everyone is able to recognize that she is Asuna, the Sub-Leader Knights of Blood.

Shortly after this, Kirito receives a message from Heathcliff asking Kirito and Asuna for help on the front lines. Kirito and Asuna agree to cut their honeymoon to help Heathcliff defeat the boss of the floor, with many other strong members of the Knights of Blood and other high level guilds. However, once entering the Boss room, the doors close and the teleportation crystals do not work, making it impossible to teleport, so there is no escape. The Boss monster easily kills two people right off the bat. Heathcliff starts the defending of one of its scythes, Kirito and Asuna stop the other, allowing Klein, Agil and the others try to defeat this formidable foe.

After the first wave of attacks, Kirito gets discourage when he notices that the boss's health was almost untouched, then Asuna tells him to continue, so they start the assault along with Heathcliff and the battle continues, this time with better timing and everyone performing better.

Named Monsters

 * The Skull Reaper

Guilds

 * Knights of the Blood
 * Divine Dragon Alliance
 * Fuurinkazan

Inventory

 * Kirito
 * Elucidator
 * Dark Repulser
 * Asuna
 * Lambent Light
 * Heathcliff
 * Liberator
 * Corridor Crystal

Adaptation Notes

 * Adapted Sword Art Online Light Novel Volume 01