Komugi and her friends get together to play the popular game "Doki Doki Tanukingdom". However, while they are playing the game together, they are suddenly sucked into the game's world, where there is a suspicious tanuki. Komugi, who is separated from her beloved Iroha and everyone else, must take on various game challenges in order to meet Iroha. However, there is a secret hidden in the game world, and the key to it lies in the hands of Natsuki, the girl who created the game.