A mysterious mansion has suddenly appeared in Gensokyo, with the shrine maiden insistent on sitting this out until something happens, one of the legendary humans, Sakuya Izayoi, decides to investigate, she gears up and exits the human village towards the mansion, unbeknownst to her that this is the start of her new life...

I am Sakuya features intense FPS gameplay mixed with bullet hell with no cheap hitscan enemies, just pure shooting and dodging skills!