Hotori Arashiyama loves mysteries, but there's one she just can't solve: why does the solution to one problem inevitably seem to lead to another? Like how when Hotori has to start working at the Seaside Maid Cafe after school to pay off a debt and her friend Toshiko fortunately knows exactly how a Maid Cafe should be run. Which is fortunate since Hotori has no clue. Except that, unfortunately, Toshiko has no interest...