After a spree of students have been injured by an indiscriminate serial archer, Yumi Ishii has had enough after the 11th victim was hurt. She will stop at no lengths to bring the Q-dou Club to justice, whom she believes are the culprits!

With the Q-dou Club members being Aarou Achiya, a modern archer delinquent; Yamato Kouinji, a traditional archer that creeps on women; One-Eighty Yuge, a gambling darts player; and the mysterious club leader, Q-dou Gen, who is…?!

Who is the culprit behind these mysterious "serial archer" incidents? Will Yumi bring the culprits down on her quest for justice?! Find out in this one-shot! The Q in Q-dou Club stands for QUEST!!!