Tanjiro Kamado and Inosuke Hashibira vs Spider Demon (Mother)

Tanjiro Kamado and Inosuke Hashibira vs Spider Demon (Mother) was a battle that took place on Mount Natagumo. It focuses on the battle between Demon Slayers Tanjiro Kamado and Inosuke Hashibira against the Mother Spider Demon.

Prologue
As Tanjiro Kamado and Inosuke Hashibira wander into Mount Natagumo, Inosuke looks at his hands and sees cobwebs all over it. The two Demon Slayers look at their surroundings and see spider webs everywhere with white spiders. Coming to Inosuke's frustration, Tanjiro tells Inosuke that due to him joining his way into Mount Natagumo, he thanks Inosuke and feels greatly encourage into finishing the mission.

Battle
Witnessing the Mother Spider Demon accept her defeat, Tanjiro changes the grip of his Nichirin Blade and uses the Water Breathing, Fifth Form: Blessed Rain After the Drought on the Demon, beheading her mercifully.

Aftermath
The Mother spider demon had never thought that her death would be so peaceful, claiming that she felt as if it were raining on her. As Tanjiro looks over to her, she recalls that someone had looked at her with the same caring look. She warns Tanjiro that a member of the Twelve Kizuki is nearby, and tells him to be careful.