Ploibusara Phattarapornpisit, nicknamed Ploy, better known by her penname Bittersweet, is the author of SOTUS and SOTUS S. She also worked as a scriptwriter on the series.
Also Known As：Ploy Ploibusara Phattarapornpisit·พลอย พลอยบุษรา ภัทราพรพิสิฐ·
Biography：Ploibusara Phattarapornpisit, nicknamed Ploy, better known by her penname Bittersweet, is the author of SOTUS and SOTUS S. She also worked as a scriptwriter on the series.
