In the cutthroat world of Seoul's financial district, Black Venom dominates with Lalisa Manoban at the helm. With her company soaring, her only challenge seems to lie in keeping a personal assistant longer than a week! Roseanne Park has been at BV for 3 months as Head of HR and has so far spent that time hiring and firing at the whims of her new company boss. Never having really interacted beyond the 'hunt for a new PA' they soon find themselves in each others orbit.