I'm Just an Office Worker! [Detective Conan]

One day, Gin got a call from his section chief. "Hey, Jin. I hear there's a powerful international organization out there. How about you go undercover?" Gin: "Heh." Why am I, a mere clerical worker in the Ability Special Affairs Division, being sent undercover to an organization researching immortality? Hiromitsu Morofushi, is your Armed Detective Agency hiring? Theme: Gin wants a bonus