Our rainy protocol

Shun Tokinoya is a high school student who, after the death of his father and the injury of his sister, gave up esports and got a job at the Fox Van cafe. After learning that the establishment is drowning in debt, he decides to return to the game and participate with his friends in the Zaskerion Championship tournament to save the cafe. Unexpectedly, his former Bakuretsu partner turns out to be among the rivals.