After giving up the path of becoming a professional shogi player, Ryumi (Kamishiraishi Moe) transformed into a lawyer. The law firm she chose to work for was Abuta Law Firm, where Torataro (Takasugi Mazu) is the director.

Everything here seems to be subtly related to Shogi, and Torataro is confused by Ryuumi who behaves a little strangely.Just then, a commission suddenly arrived.The client is a woman named Kinuko (Matsusaka Keiko). She hopes to file a lawsuit to recover her husband's belongings that were stolen by the “Scrap Purchase” fraud gang.