A Better Tomorrow (2010) (2010)

An ambitious police officer finds himself torn between duty and family when he discovers his estranged older brother has become a formidable gangster in a bustling South Korean port city. Driven by a strong sense of justice, he must navigate the dangerous underworld to confront his sibling, struggling with conflicting loyalties and the weight of their shared past. As tensions rise and loyalties are tested, the brotherly bond is put to the ultimate challenge, forcing choices that could change their lives forever.