It’s been a year since Nagumo (Ryohei Suzuki) returned as a coach. Etsuzen High School Baseball Club continue with their goal of achieving the biggest upset of Japan and have advanced to the quarter-finals. However, Nagumo and Yamazumi (Haru Kuroki) were getting worried with the team’s lack of urgency, with the support of their hometown and their streak of wins.
Their semi-final opponent is the high-ranked Seiyo High School, led by Gamon (Ken Matsudaira). For Nagumo, this was the anticipated showdown against his teacher after parting ways due to the teaching license incident. He’s torn between having the starting pitcher be the team ace, Sho (Motoki Nakazawa) or rapidly-improving Nemuro (Katsumi Hyodo) for this important matchup.
However, during practice a ball strike Yamazumi during practice. The club members are upset, but Yamazumi urges them to not tell Nagumo about the incident…