Masison's mother, Sonomi (forgot her english name!), is the owner of a large corporation. Madison has female bodyguards that follow her around, because her mother worries about her. Incidentally, Madison's mother was best friends with Sakura's mother. One of Madison's favorite hobbies is taking pictures and video footage of Sakura. When she finds out about Sakura's Card Captor status, she decides to help Sakura by providing her with appropriate "Clow Card catching attire" and videotaping Sakura's efforts at catching Clow cards. Madison is a talented singer and her voice even draws the attention of 'The Song' Clow card.