Sun-woo is a cold, meticulous hotel manager and loyal enforcer for crime boss Kang. Kang, suspecting his young mistress, Heesoo, is having an affair, tasks Sun-woo with shadowing her while he is away on business. The orders are absolute: if she is cheating, Sun-woo must kill her and her lover.
Driven by rage and a newfound realization of his own hollow life, Sun-woo systematically dismantles Kang's organization. The story culminates in a bloody final confrontation where Sun-woo seeks an answer to why he was discarded so easily after years of loyalty. A Bittersweet Life
As Sun-woo follows Heesoo, he is quietly moved by her youth and the glimpses of a life more vibrant than his own lonely, disciplined existence. When he eventually catches her with another man, he cannot bring himself to follow Kang's orders. Instead, he beats the lover and forces them to end the affair, sparing their lives in secret. Sun-woo is a cold, meticulous hotel manager and