Kondo wa Suki ni Ikitakatta noni, Reikoku Koutaishi-sama no Dekiai ga Tomarimasen

Princess Charlotte is to marry into the neighboring Kingdom of Gandalia. Her fiancé, Crown Prince Alfred, treats her coldly, and on the very day she is placed under house arrest, she is murdered by someone. Charlotte thought she was dead, but when she woke up, time had somehow rewound to the day she married into Gandalia! Charlotte makes up her mind to start her life over so she won't be killed again, but right when she thought she would be treated cruelly again by her fiancé, he ends up doting on her?! The tables turn in this suspenseful love story between a princess looking to escape and a crown prince looking to spoil the one he loves! (Source: MangaPlaza)