Dorei Shoujo To Shinitagari Kyuuketsuki

Falsely accused of poisoning a noble, Sherry heads into the forest to escape her pursuers. There, she meets a vampire who accidentally injures her in his hunger. Feeling guilty, he tells her that hell do anything to get her forgiveness. Seeing this as a chance to rise out of misfortune, she tells him she wishes to be his bride. She uses various means to get him to fall in love with her, but who will actually be the one to fall first?! Pre-serialization