Madam Mari.

Legend has it that if a bride wears a dress made by Madam Mari on her wedding day, she will find true happiness. Young advertising executive Reiko is engaged to marry one of her coworkers, and seeks out the legendary dressmaker to commission her dress. But her meeting with Madam Mari doesn't turn out to as she expected, and her world is turned upside down. Before long she finds herself working as Mari's assistant.