Ep 5. Aviation

Haruyuki, Takumu, and Chiyuri are enjoying their lunch break when they see a group of delinquents harassing a girl. The trio intervenes and saves the girl, Rin, who turns out to be the vice-president of the school's aviation club. Rin invites Haruyuki to join the club, and he excitedly accepts.

The aviation club is a small group of students who operate flying machines called Neurolinkers. With their Neurolinkers, they can soar through the skies and participate in aerial battles. Haruyuki is thrilled to be a part of the club and excitedly learns how to use his Neurolinker. However, his enjoyment is short-lived as an arrogant upperclassman, Ash Roller, challenges Haruyuki to a duel.

Ash Roller is also a member of the aviation club, and he has a reputation for being one of the strongest pilots in the school. Haruyuki is initially intimidated, but after receiving encouragement from his friends, he accepts the challenge. The duel is intense and fast-paced, with the two pilots weaving through the clouds and launching attacks at each other.

Despite being a beginner, Haruyuki holds his own against Ash Roller and even manages to land a few hits. However, Ash Roller ultimately emerges victorious. After the duel, Haruyuki reflects on his performance and resolves to continue training so he can become a better pilot.

The episode also delves into the backstory of Takumu and his feud with the Black King, a notorious player in the Brain Burst game. Takumu reveals that he used to be friends with the Black King, but their friendship soured after the Black King started cheating in the game. Takumu is determined to bring the Black King down and restore his honor.

Overall, the episode is action-packed and exciting, with a focus on the aviation club and the aerial battles they engage in. It also provides more insight into Takumu's motivations and sets up the rivalry between him and the Black King.