Tianna, a dedicated court pharmacist, worked tirelessly to save lives. Just as her efforts were finally recognized and she earned a promotion, a mysterious “mark” appeared on her body—a mark that signified she was the fated mate of Emperor Saphir!? While a grand search for the Emperor’s destined bride sweeps through the imperial palace, Tianna—who wishes for nothing more than to continue her work as a pharmacist—decides to conceal her identity. However, fate has other plans. She is unexpectedly appointed as Emperor Saphir’s exclusive pharmacist, placing her right at the center of his daily life…! A palace love story filled with secrets, fate, and a hardworking heroine begins!