Perfect Spy

is a Japanese light novel series written by Ashiya Rokutsuki, with illustrations by Ryuushi Tajima. The series began publication on December 10, 2022 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
'''World's strongest spy. Which girl will finish him off?''' No one can even touch him - Fuuma Kotaro, the strongest spy with a legend of immortality and immortality, known all over the world. Many of his friends have died and the organization he belongs to is on the verge of destruction, so a new spy with amazing skills is recruited as his subordinate. Gathered are four beautiful girls with outstanding special skills such as sniping and hacking. Just when Kotaro thinks that his harem-like days are about to begin, Kotaro catches information that the mysterious person "No Face" who is destroying spy organizations in each country one after another is among the four. In the midst of everyday life where lives are in danger, a savage bargaining with his subordinates begins. Which girl is...?