The story follows a young middle schooler, Hiro Hiyorimi, whose sister got a job as a live-in maid at a mansion. Hiro and his sister's parents are deceased, and since then, they have moved from relative to relative, and haven't seen each other for years. Once his sister, Sawawa Hiyorimi, got the job as a live-in maid, she sent him a postcard inviting him to live with her in the mansion. Hiro accepts the offer, and moves to Sasanaki; after finding the mansion seemingly deserted, he begins wandering around town looking for Sawawa. Meanwhile, a girl in a black gothic dress is seen on top of a cart pulled by a small maid. A car hit the maid and bounces off, crushing Hiro (in the anime Hiro saved the girl from falling i-beams but got crushed in the process). Having died soon after the accident,