Secret Agent Princess: the Yandere Prince's Poisonous Concubine from Another World

Rebirth + sweet pet + vest + strong women but not weak men She, the King of Darkness, was inexplicably transported to another world by her beloved. When she woke up, she became a fool, a monster, a sick and beautiful man who asked, "I want to marry you as a betrothal to the country." "The capital of the country is a betrothal gift, and you still want to marry me, so why don't you just let me pamper you." The enchanting and beautiful man in front of her was inexplicably familiar, and she really wanted to pamper him. The noble daughter of the aristocratic family mocked him as a hostage. She released her pets to lead the beasts and took him hunting. She only wanted to pamper a sick and beautiful boy, and she was like a worm, but in the end, all the countries begged her to make her their queen, and she accidentally unified the world. She felt so tired when she saw all the beautiful boys who recommended themselves. She only wanted her sick and beautiful boy...