Dungeon Overlord: Monster Girl Harem! - Chapter 131: The Seventh Circle! A Ring of Endless Greed.

As a kind of punishment, the wings of a demon king were cut, and he eventually lost all of his power. To get back his power, he made a deal with the angel. He will go to the realm of humans to find a special girl with a special skill who is meant to be her queen. If the woman got pregnant, all of his sins would be forgiven, and he will regain all his powers. But he didn’t think that knowing her would be an adventure for him as the king of demons in the human realm.

Shan He wakes up and realizes that he has become a gin in the world of Conan!
Use this identity to tease Conan and deceive the BOSS.
Start his wicked life!

Content Labels: Original Towards Young Man Inspirational Life Rebirth
Search keywords: Protagonist: Shan Heqing (gin) ┃ Supporting roles: Edogawa Conan, Maurilan, Belmod, Vodka, Kudo Yusaku ┃ Others: Conan, bad taste, gin, sweet

- Description from novelbuddy

After drowning in a swimming pool, Randy awakens in an oriental fantasy world, transmigrated as Hu Shengyi, the youngest son of a humble family. In his new life, Hu Shengyi possesses a weak and pale body, an ungraceful face and a small penis. He hoped that this transmigration would be an opportunity to start his life anew, the darkness of depression enveloped him, even with the unconditional love of his mother and older sisters. Unable to cultivate magical abilities or develop powers, Hu Shengyi decides to end his life.But just before he takes the final step, a mysterious message appears, like something out of a video game: “Welcome to the Onahole System.”[Additional Tags]Anal, BBW, Big Ass, Big Breasts, Blowjob, Chastity Belt, Dark Skin, Dickgirl on Male, Femdom, Full-packaged Futanari, Futaket, Futanari, Glasses, Group Handjob, Huge Breasts, NTR, Cuckold, Threesome, Foursome, Hardcore, Milf, Gilf, Young & Mature, BDSM, Dual Cultivation, Incest.

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