Former special forces soldier and driver for Rainbow Taxi Company. He leads the squad against cross-border trafficking and corruption, facing personal loss, tests of loyalty, and the moral limits of vigilante justice.
Do-ki relies on Sung-cheol for tactical support and field coordination across multiple operations.
Operate undercover as a unit, navigating capture and rebuilding operational trust.
Kyung-goo attempts independent field work, prompting Do-ki to lead the organizational takedown.
In-mul Y provides critical intelligence backing for Do-ki's high-stakes criminal ring operations.
Jin-eon supports Do-ki's deep dive into military-related cases within the team structure.
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