Much has changed since the last triple crown tournament. The dark forces of American Horses are invading Nihon. These attacks are weakening the fabric of the Japanese Purebreed, and allowing entrants from other domains as well. Only the most extraordinary Uma Musume could possibly meet this challenge. Special Week. Gold Ship. Daiwa Scarlet. Vodka. Happy Meek. Rice Shower. Mihono Bourbon. Silence Suzuka. Driven by the desire to race and bound by national love of the sport, these are the Horse Girls of Tracen Academy!