Arifureta - Season 2 Episode 05

"Memories from The Bottom of The Sea" (海底の記憶) is the 5th episode of Season 2, and the 18th episode overall, of the Arifureta: From Commonplace to World's Strongest anime adaptation.

Synopsis
Hajime and his party departs the city of Erisen to head towards the Sunken Ruins of Melusine. They solve multiple puzzles to reach the labyrinth, and are confronted by a mysterious illusion.

Characters in Order of Appearance
Characters in italics debuted here.
 * Myu
 * Remia
 * Hajime Nagumo
 * Yue
 * Shea Haulia
 * Tio Klarus
 * Kaori Shirasaki
 * Devourer
 * Aiko Hatayama
 * Nun
 * Liliana S. B. Heiligh

Locations

 * Erisen
 * Sunken Ruins of Melusine
 * Heiligh Kingdom
 * Royal Palace

Types of Monsters

 * Devourer

Differences

 * In the Light Novel, Yue sits on Hajime's lap after she joins him and Kaori to watch the sunset.
 * In the Light Novel, after Hajime use the torpedos from his submarine to kill the underwater Monsters that are pursuing him, Shea claims to see the eyes of one of the dead Monsters.
 * In the Light Novel, Hajime transmutes the fissure in the floor before he uses his "Pile Bunker" to make an escape route from the Devourer.
 * In the Light Novel, after Hajime creates the opening for everyone to escape, he pulls a massive boulder and some incendiary grenades out of his "Treasure Trove" before the current sweeps them away. The boulder is used blocked the hole he made, while the grenades were used against the Devourer.
 * Hajime pulling a spider off of Kauri's neck while they are separated from the rest of their party is omitted in the Anime.
 * Kaori jokingly referencing the "Anywhere Door" from Doraemon as a possible escape while she and Hajime are fighting the army of visions is omitted in the Anime.
 * In the Light Novel, Kaori vomits out of horror after she and Hajime destroy all the enemy visions. In the Anime, it is after she and Hajime discuss the labyrinth's concept.
 * In the Light Novel, Aiko attempts to cast a spell before she is captured by the nun.