My Death Countdown: The Royal Family's Regret

Cassia, the eldest princess of Serenos blessed with the power to foresee death, is imprisoned in the North Tower for 18 years, branded as an ill omen by the royal family. On her 22nd birthday, her own death date appears on her palm. As she calmly prepares for her end, she is unexpectedly saved by her brother, the Prince Regent. As the truth unfolds, her family strives to atone for their mistakes.