It's ninth day and fourth round of the spring invitational and Seido will finally face Komadai Fujimaki. It's Masamune Hongo's first start of the tournament, and he has not given up a single run. How will the Seido batters counter his 150 km/h fastballs and sharp splitters? Meanwhile, Furuya is starting for Seido. How will he fare against the Komadai Fujimaki batters?

With the intrasquad game over, Kataoka selects those who will be on the first string, causing joy and sorrow among the first-years and the upperclassmen. Meanwhile, Miyuki begins talking about the team at length with Kuramochi in their classroom. Although he says, "Honestly, no amount of time would be enough," Kuramochi says Miyuki still seems to be enjoying himself.

The game against Hakuryu, a quarterfinalist in the Invitational, is entering the final stretch. What has Sawamura felt and learned facing a nationally ranked powerhouse school? What did Furuya feel and learn watching Sawamura pitch the game on his own? Both pitchers have mixed emotions. Meanwhile, Mima, who also wants to play professionally, has taken an interest in Miyuki.

Sawamura has demonstrated his remarkable growth during the practice games, and people have taken notice, especially his outstanding performance in the Hakuryu game. His pitching has inspired Furuya, too. In the second-string game, Furuya's pitching showed meaningful progress. His emotions transfer into the ball.

An announcement is made that Miyuki will leave the team and play in the Tokyo Invitational. Seto and Okumura will play on the first string while Maezono and Kuramochi take charge of the team. Miyuki sets off for the Inashiro Industrial practice field where the invitational will be held. Well-known players from several schools arrive for the team's first meeting.

After losing Ono to an injury, the Furuya-Yui battery has trouble establishing a rhythm, repeated making errors and walking batters. Still unable to recover, they give up runs and with the team in trouble, Furuya has to leave the mound. Kaneda the relief pitcher pitches well, but he is unable to stop Yamamori Academy's momentum, and Seido's winning streak ends at nineteen games. In game 2 against Seiho High School, the beast of Aichi, Sawamura is the starting pitcher. After receiving encouragement from Coach Kataoka, Sawamura boldly takes the mound.