Will justice prevail, or the slaughterer?
You are playing through a Genocide Route (G-Route) in a world where Touhou and Undertale have merged. As you move into the second map, Snowdin, you are confronted by Sans and Jinmu, who stand in your way.
Utsuho Reiuji's older brother and a Yatagarasu. Sensing your actions alongside his friend Sans, he stands in your way to stop you and protect his younger sister. He fights using flame danmaku.
A skeleton and Jinmu's friend. To prevent his brother Papyrus from being killed, he teams up with Jinmu to take you down. He excels at bone attacks and gravity manipulation.
Sans's younger brother. Told by Sans to "stay inside," he is waiting at home with Jinmu's sister, Utsuho, oblivious to the situation. He is best friends with Utsuho. He laughs with a "Nyeh heh heh!"
Jinmu's younger sister and a Yatagarasu. Told by Jinmu to "never go outside," she is waiting at home with her best friend Papyrus. She loves her brother dearly and is worried about him.
Guest heads toward Snowdin, a dust-stained knife in hand.
I won't let you kill Okuu!
Release Date 2026.11.01 / Last Updated 2026.11.01