You typically choose between series staples to solve the mystery:
The story follows the traditional Touhou formula: a strange incident occurs in Gensokyo, and the heroines set out to investigate. The Incident Touhou.Kikamu.Elegant.Impermanence.of.Sakura-DA...
The shrine maiden investigating why her shrine is buried in petals. You typically choose between series staples to solve
The maid investigating the disruption of time and seasonal flow. The Journey The Journey Facing the source of the incident—usually
Facing the source of the incident—usually a powerful new spirit or god who believes that by making the "impermanence" of the sakura last forever, they are preserving beauty, unaware that they are actually suffocating Gensokyo.
Spring has arrived in Gensokyo, but it is unnaturally overwhelming. The cherry blossoms (Sakura) are blooming with a terrifying, supernatural intensity. Rather than bringing joy, the petals are draining the spiritual energy of the land, threatening to trap the world in a state of "eternal, fading elegance." The Protagonists
The heroines travel through several stages, facing spiritual entities affected by the blossoms: