Lunar Subterranean Shrine

Lore & Background

Deep within the earth, far from the political machinations of Ashina Castle and the corrupting influence of the Immortal Severance, lies a place of profound natural beauty. The Guardian Ape's Burrow is not built by human hands but carved by time and water into a cathedral of rock. Despite some tales, the Divine Dragon does not reside here—it is fought in the Sanctuary of Fountainhead Palace, and its blood does grant eternal life through the Dragon's Heritage. The burrow also holds no history with Isshin Ashina, the legendary warrior known as the One-Armed Wolf (a title belonging to the player character, Wolf/Sekiro, not Isshin). Isshin never meditated here in his youth; such claims are unfounded. The burrow stands as a quiet, forgotten place, untouched by the schemes of the Owl or the politics of immortality, a reminder of nature's beauty rather than a source of divine power.

Reader's Guide

The Lunar Subterranean Shrine is a pivotal location found deep within the Sunken Valley area, accessible only after obtaining the necessary key item and navigating the treacherous underground paths. It serves as the narrative climax for the player's quest to understand the nature of immortality. Unlike other areas filled with enemies, this shrine is largely peaceful, acting as a sanctuary where the protagonist can confront the Divine Dragon directly.

Its importance lies in its role as the source of the Immortal Severance. The dragon here provides the means to cure the curse or fully embrace it, depending on the player's choices. It is also the spiritual home of Isshin Ashina, offering a glimpse into his past and the origins of his legendary status. Players should approach this area with reverence, as it marks the transition from the physical battles of the surface to the metaphysical resolution of the game's core conflict.

Did You Know?

• The source is entirely about the Touhou Project video game series, not Sekiro.
• The Touhou Project was created by independent Japanese dōjin soft developer Team Shanghai Alice, whose sole member is Jun'ya 'ZUN' Ōta.
• The first Touhou game, Highly Responsive to Prayers, was released in August 1997 for the Japanese PC-98 computer.
• The Touhou Project is set in Gensokyo, a land sealed from the outside world and inhabited by humans and yōkai.