Isekai Maou to Shoukan Shoujo Dorei Majutsu - Volume 7 prologue

[sweet, pampering][strong FL, 1v1]He was an absolute noble, decisive and cold-hearted, yet he was persistently entwined with her, doting incessantly.The first time they met, he questioned, “Six years ago, was it you?”The second time they met, he was holding a paternity test, “You still dare to say your son isn't mine?”The nth time they met, she finally lost her patience, “Sir, will you ever give it a rest?”The man lifted the corners of his mouth, smiling with a deep and enchanting charm, “Not before our second child is born.”

Her ex-boyfriend was snatched by her step-sister. Not only that, she accidentally lost her virginity to him due to her step-sister’s schemes.She was nearly confined to her home until he came along. He rescued her from that nightmarish place, if that place can even be called a “home.”He, dashing and powerful, seems to have everything. Yet he suffers from an odd illness where he feels nauseated whenever a woman is within three meters of him. She, however, is an exception. From that fateful day on, their paths cross. He strives to win her heart, and she, too, starts to develop feelings for him.But as the story unfolds between the two, her ex-boyfriend’s growing mixed feelings and the appearance of his fiancée threaten to put an end to the budding love between them…

The chief female forensic investigator, Ran Yan was secretly killed by her assistant. Unexpectedly, she was reborn in the years of the Tang dynasty. After experiencing a narrow escape, she fled from Jiangnan to Chang’an. Although, Chang’an was at the beginning of its flourishing period under the Li family’s Tang dynasty, various princes were vying for the throne by using all kinds of strategies. This was the dark days of the imperial court, where one needed to walk on a tightrope as one’s life was as powerless as an ant. The Xiao family controlled a large amount of wealth so inevitably they also became involved in the conflicts.

After arriving in Chang’an, she discovered many suspicious incidents: the original owner had unexplainable amnesia but his family was indifferent. She once again saw the orchid shaped clay inkstone, a valuable object that her mother has given her in modern times. Hence, could it be that she can time travel back? In order to survive in the Tang dynasty, she displayed her strong spirit and willpower by learning medicine from a doctor, pretended that she benefited from being sick on how to cure diseases, suffered hardship in earning money, manufactured penicillin, cured syphilis, and used her autopsy skill and experience to solve each and every murder mysteries.

- Description from Novelupdates

The notorious firearms crime lord Chen Zhang An a.k.a Old Fox was placed under house arrest by the very successor he groomed.