The game Touhou 06 - Embodiment of Scarlet Devil was released by Team Shanghai Alice, marking the sixth installment in the Touhou Project series created by ZUN.
ZUN, the sole member of Team Shanghai Alice, developed and composed the music for Touhou 06 - Embodiment of Scarlet Devil, continuing the series' growth and popularity among doujin circles.
A mysterious red mist envelops Gensokyo, obscuring the sun and disturbing the natural balance of the land, prompting various youkai and humans to investigate.
The shrine maiden Reimu Hakurei decides to investigate the source of the scarlet mist to restore balance and protect the humans in Gensokyo.
Reimu reaches the outer areas near the Scarlet Devil Mansion, encountering increased youkai activity affected by the mist.
Reimu confronts and defeats Rumia, a low-level youkai who manipulates darkness, one of the early obstacles in her path.
Reimu confronts Daiyousei, a fairy also affected by the mist’s influence, marking another step deeper into the mystery.
Reimu faces Cirno, an ice fairy blocking her path further towards the mansion, intensifying the difficulties in the mission.
At the gates of the Scarlet Devil Mansion, Reimu battles Hong Meiling, the mansion's gatekeeper, who seeks to prevent her entry.
Reimu gains entry to the mansion, encountering an eerie and luxurious environment filled with various youkai.
Reimu challenges Patchouli Knowledge, the mansion’s magician, who attempts to stop her progress using elemental magic.
In the mansion’s depths, Reimu faces Sakuya Izayoi, the head maid, who uses time manipulation to defend the mansion.
Reimu confronts Remilia Scarlet, the vampire mistress of the mansion and the source of the scarlet mist enveloping Gensokyo.
After defeating Remilia Scarlet, the scarlet mist disperses, restoring sunlight and balance to Gensokyo.