
Kang-seo is a dedicated and hardworking college student who juggles multiple responsibilities to make ends meet, working as both a tutor and a part-time employee at a convenience store. Despite his challenging circumstances, he maintains a strong commitment to his studies and his job, always striving to improve his situation.
One day, Kang-seo receives an unexpected tutoring request from the daughter of a notorious gangster. Reluctantly stepping into this dangerous and unfamiliar world, he soon finds himself entangled in complex dynamics within the gangster's family. His interactions with the daughter become more complicated when he becomes involved with the gangster's newly remarried wife, leading to unforeseen consequences.
As tensions rise, Kang-seo's life takes a dark turn when the gangster discovers the secret liaison. Faced with threats and intimidation, Kang-seo must navigate this precarious situation carefully to protect himself and those he cares about. The show delves deep into themes of power, loyalty, and survival in a world fraught with danger and moral ambiguity.