Tairi Kenshi is a man who has lived solely on his dexterity. That remained true even as civilization collapsed. One day, a swarm of magical meteorites rained down on Earth, robbing the planet of all its electricity. The advanced society that relied on electricity collapsed in an instant.

As the world fell into unprecedented chaos, Tairi leisurely carved out one of the meteorites and fashioned a magical wand.——That's right, humanity lost its electricity, but gained magic in return.

In a collapsed world where electronic devices no longer work, Tairi's dexterity, which allows him to work with precision machinery, could be the key to saving the world——!?