"Did you have to stab him?" "You weren't there. You don't what he said to her." "What did he say?" "I quote ' What would you do, Stab me?'" "...That's fair," Lyra Stark and Marion Skywalker were just two curious minds who might have bend the loopholes of physics a little too much. The consequences? Thrown into another dimension and that too during Japan's Bakumatsu period. To add to the confusion, They are kidnapped by the Shinsengumi and along the way find that demons exist. The children of science somehow need to cope with the drama while trying to find a way back home.