The Wild Transmigrated Princess

Modern doctor Celeste Shaw transmigrates to ancient times, about to marry the Grim Court Reaper. Previous consorts died within seven days. To save her life, she flees the royal residence. She is caught by Prince Alistair. Using modern medical techniques, Celeste saves Jasper, and Prince Alistair develops feelings for her. Celeste helps Prince Alistair achieve his ambitions, pushing him to crown prince. They go through many twists and turns, and gain their happy ending.