Touhou Mutsuigeki: Concealed the Conclusion

Touhou Mutsuigeki: Concealed the Conclusion is a Touhou Project fangame by danmaq, originally a script set for Touhou Danmakufu and later rewritten using Microsoft XNA. It is the second game in Danmaq's alternative Touhou series, and has massive improvements over the first game - The Alternative Age.
The game is an overall reference as to what could happen if something happened to the current Shrine Maiden in official terms, seeing that the Miko of Hakurei is crucial to Gensokyo's survival or, rather, it is based on a theory.

In Gensokyo, a rather weak spring is blooming. The flowers are weak, the youkai are rather calm, and Gensokyo seems to be in a slump. Marisa Kirisame, a scheming magician, is brewing up some new magic. However, unlike her normal magic, this isn't for fighting, it's for viewing flowers. She goes over to Reimu Hakurei, to show her. However, when she shows up at the shrine, nobody is there, and it's locked up, appearing to have been vacant for a period of time. A tragic story of Gensokyo has quickly begun. There are four separate scenarios to choose from, changing the first 3 stages...