Struggling to make ends meet, Kang-i works endless part-time jobs until one evening at a high-profile party leads to a reckless one-night encounter with a rude chaebol heir who mistakes him for someone else. Planning to enjoy it once and walk away, Kang-i is stunned to realize the man is actually his childhood friend, the one he parted from on bitter terms years ago. This time, the past refuses to stay buried, and what was meant to be a fleeting reunion turns into an intense game of obsession, desire, and feelings neither of them ever resolved.