A politician desperate enough to hire Ryo is already in over his head, because Ryo doesn't just solve problems, he creates better ones. The setup pretends this is a straightforward bodyguard job. It isn't; the real threat is the daughter who doesn't know her father exists, caught between protecting him and the people hunting him. City Hunter takes its one-shot premise seriously enough to let the jokes land harder than the gunfire, turning what could be a forgettable special into something that remembers why these characters matter when they're not busy being ridiculous.
A presidential candidate with revolutionary ideals wants to transform his nation, but his shadowy history threatens to unravel everything. He brings in Ryo Saeba, Tokyo's most dangerous freelance operative, to guard his daughter Anna, who works as a Secret Service agent protecting him during his campaign. The problem: Anna doesn't know her father hired protection, and Ryo doesn't know the real stakes of what he's walking into. As assassination attempts escalate and old enemies resurface, the lines between protection and deception blur. Ryo and his partner Kaori find themselves caught between a man desperate to build a future and the ghosts determined to destroy it. Every lead they follow pulls them deeper into a web of political intrigue where trust becomes a liability and one wrong move could cost Anna her life. The mission seems straightforward on the surface, but nothing about this job is clean. What starts as a standard bodyguard assignment becomes a race against time to stop forces far more powerful than a single candidate's ambitions.