Ever since a meteorite fell, the world has become strange. Two young immortals, Mithia and Youthanasia, are traveling through this crazy world in hopes of finding a way to die.

Astra Ludger Doomsday, former captain of the royal knights has finally achieved his dearest wish: To retire and use his savings to get his very own house.

But not long after finally arriving at his sanctuary, a young girl crash-lands into his house. The girl is an apprentice witch and seems to mistake Astra for someone else.