In this 2019 reboot of the iconic City Hunter saga, private detective Ryo Saeba is hired to be model Ai Shindo's bodyguard after she was viciously attacked. While Ryo's partner Kaori gets romantically involved with Mikuni, the mysterious tech mogul that hired Ai for a recent ad campaign, mercenaries are gathering in Shinjuku as a major arms dealer arrives in Japan with a new weapon.