Season 3
Since childhood, horse girls Kitasan Black and Satono Diamond have admired and aspired to be like their fellow horse girl named Toukai Teiou. Chasing their dreams, they enroll in Tracen Academy, an institution dedicated to training horse girls and preparing them for legendary races. Soon after, Kitasan Black lands on Team Spica, the same team as Teiou. Beaming with motivation, she remains undefeated until she fails to win her first Grade 1 (G1) race—the most prestigious type of race in the league—but she is determined to unleash her true potential as a horse girl. Meanwhile, Satono Diamond comes from a long line of horse girls who, despite sporting incredible running prowess, have never won a G1 race. It is up to her to finally break this curse and bring the Satono clan the glory it deserves.
The Stage Long Dreamed Of
Kitasan Black hopes to duplicate Tokai Teio's feat of winning the Japanese Derby after coming in third at the Satsukishou. But the Japanese Derby's course layout doesn't support her strengths as a racer...
The Start Line
Kitasan Black is down in the dumps over her poor showing in the Japanese Derby, especially when compared to the star horse girl Duramente. Her dream of being like her idol Tokai Teio seems farther away than ever.
The Dream Never Ends
The time has come for the public to vote for the horse girls that will participate in the Arima Kinen, and Kitasan Black stands a good chance of making the cut. Everyone talks about their plans for the future while celebrating Satono Diamond's debut.
My Own Shine
Kitasan Black is stuck in a losing streak. While talking to Nice Nature, she gets the idea to attempt a more intensive training regimen, since she's not prone to injury. Trainer isn't convinced that's such a good idea...
Proving Oneself
Satono Diamond runs in the Japanese Derby, the race coming down to a photo finish. Meanwhile, Kitasan's times are better than ever after her intense training session. But Kitasan's hopes might be dashed by Duramente's recovery...
Diamond
Everyone seems to think Satono Diamond can't win the Kikkashou because of the jinx on Satono horse girls. She decides to face the jinx head-on and prove there's nothing stopping Satono horse girls from winning Triple Crown races.
Our Arima Kinen
Kitasan Black is on a winning streak heading into this year's Arima Kinen. Satono Diamond, having "broken" the jinx on Satono horse girls, is determined to win the Arima Kinen next and so prove that she is stronger than Kitasan.
What's Always Been There
With the Arima Kinen over, Kitasan Black tries to come to terms with the outcome. She tries talking through her feelings with other horse girls, and learns about the dreams that Satono Diamond and Duramente are pursuing.
Pushed by the Approaching Heat
Her focus renewed, Kitasan Black's performance in races is improving. She asks Satono Diamond to go on a trip with her. After playing rock-paper-scissors to select their destination, the two go on a long train trip together.
Festival
Tracen Academy and the nearby town are holding a festival together, and the school has asked Kitasan Black to head up the committee.The festival is a great success, prompting her to think about running the Prix de l'Arc de Triomphe.
Decision
Kitasan Black resumes training, but she's still troubled by how she felt at the end of the Takarazuka Kinen. She throws herself into practice, but Trainer has started to suspect something about her might have changed.
Kitasan Black
Kitasan Black holds a press conference to announce that she will retire after this year's Japan Cup and Arima Kinen, shocking both her fans and friends who didn't know about her decline in conditioning.
And Yours...
Kitasan Black furiously trains for her last Arima Kinen. Team Spica together works to fulfill her final request for the race. Anticipation builds across Japan as fans realize this will be their last chance to see Kitasan Black run in the Twinkle Series.