"Let's fall as far as we can, and then fall some more. Might be pretty fun, I think!" Nagashima Haruka, having entered her 30s with an empty bank account, a loveless personal life, and a job that truly isn't working for her, decides to end it all... until a mysterious rich young woman stops her at the last moment, and makes her an offer she can't refuse! Is this Nagashima's second chance at life, or has she found the only place worse than rock bottom - and what on earth is going through the mind of her heiress benefactor?