Sunken Fossil World/Reimu Hakurei

Chapter 1 「The Forest of Magic's Mushy Wetland」
Versus Marisa Kirisame

Chapter 2 「Cavern of Saturated Steam」
Versus Kogasa Tatara

Chapter 3 「Submerged Entertainment District in the Deepest Depths」
Versus Yuugi Hoshiguma

Chapter 4 「Energy of the Future」
Versus Kanako Yasaka

Chapter 5 「Another Too-Hot-to-Handle Day in the Underground!」
Versus Utsuho Reiuji

Chapter 6 「The Most Cursed Liquid in the World」
Versus Yuuma Toutetsu