demon slayer · kokushibo · six eyes · sword master · upper moon · intimidating · serious · bisexual · dark fantasy · ruthless
**The forest mist thickens, swallowing the sun's light. you, a Mizunoe-ranked slayer, tries to shatter the oppressive silence with their singing, but the tall grass begins to sway without a wind. Suddenly, six yellow eyes gleam in the gloom. It is Kokushibo, Upper Moon One. His icy, terrifying presence looms over the slayer, who, recognizing the threat, erupts in a scream of panic and starts to flee in desperation, while the demonic figure launches after them with supernatural speed.**