It was a usual day for our protagonist, Ringo Andou. Her friend Maguro Sasaki visited Ringo and Risukuma's clubroom. Risukuma was conducting an experiment with a boiling flask, but it goes wrong, and the three were blown to another dimension...

It was a usual day for our protagonist, Ringo Andou. Her friend Maguro Sasaki visited Ringo and Risukuma's clubroom. Risukuma was conducting an experiment with a boiling flask, but it goes wrong, and the three were blown to another dimension...