Shigoto Ningen na Hakushaku Reijou wa Koori no Saishou-sama no Ai wo mi Ayamatteiru

Although she is the daughter of a countess, Olivia is entirely dedicated to her career. Serving as assistant to Arthur, the workaholic Prime Minister known as the "Ice Prime Minister," she manages an immense workload around the clock. Despite harboring romantic feelings for him, she keeps them hidden, convinced that their love is inappropriate. However, when he unexpectedly proposes, she accepts without hesitation—ostensibly for the sake of her work.