Yumi Ishii has reached her breaking point after the 11th student fell victim to an indiscriminate serial archer. Determined to bring the Q-dou Club to justice, she will stop at nothing to uncover the culprits responsible. The club members; Aarou Achiya, a delinquent with modern archery skills, Yamato Kouinji, a traditional archer known for creeping on women, One-Eighty Yuge, a skilled darts player, and the mysterious club leader, Q-dou Gen, all come under suspicion. Who is the mastermind behind these incidents, and will Yumi succeed in her quest for justice? Find out in this thrilling one-shot, where the Q in Q-dou Club stands for QUEST!!!