Saison 1 / Episode 15 : Le Mont Natagumo [ CERTIFIED ]

They find veteran slayers being puppeted like dolls by invisible threads, forced to kill their own comrades.

The "Spider Family" is introduced, led by the eerie and cold Rui, who perched high above the chaos. 🔑 Key Moments Saison 1 / Episode 15 : Le Mont Natagumo

We meet Murata, a low-ranked survivor who provides a grounded perspective on how outclassed the average slayer is against this threat. 💡 Why It Matters They find veteran slayers being puppeted like dolls

Tanjiro and Inosuke enter the woods, while a terrified Zenitsu stays behind (initially). 💡 Why It Matters Tanjiro and Inosuke enter

Tanjiro, Zenitsu, and Inosuke arrive at Mount Natagumo, a forest choked by thick, unnatural spider webs.

This episode raises the stakes. Up until now, Tanjiro has largely handled threats on his own. Mount Natagumo proves that some demons are so powerful they require the intervention of the —the elite protectors of the Corps. It sets the stage for the legendary "Episode 19" and the introduction of Giyu and Shinobu’s true power.

The visual of broken bones and snapping necks as the threads tighten is one of the series' most gruesome displays of demon cruelty.