Maou-sama no Machizukuri! ~Saikyou no Danjon wa Kindai Toshi~ - Volume 6 Chapter 9

The King of Hell sentences you to death by midnight, but I can ensure that you live past morning.

The young man, Qin Lang, received the inheritance of a poison school by chance. He uses poison to kill people, uses poison to save people and he uses poison to chase beauties. With body of ancient extinct poison and a body of a martial artist, he walks around the city, and wanders around in the underworld.

- Description from Novelupdates

In her previous life, she rose from a country girl to become a CEO, working diligently until she died of overwork at 38, only to find that she had been greatly betrayed by her useless husband, who even had a child outside their marriage.When she opened her eyes, she was back to being eighteen years old, facing grandparents who favored boys over girls, a father who was honest and kind but dared not resist his parents, her mother who loved them deeply but was easily bullied by others, and her brother who still loved her despite her coldness.In this life, she decided to take her family away from those greedy relatives, save her brother from a fate of disability, and stay away from her useless ex-husband.Unexpectedly, she saved an even more important person by the roadside.“Your husband is just a country bumpkin; he didn't even get into university. How could you live well with him?” her ex-husband said.One day, a Bentley stopped next to her. A driver got out and bowed to her, saying, “Madam, the Boss is waiting for you for dinner.”“I know that car! It belongs to a rich family!” someone exclaimed.“Did he just call her Madam?” another person asked....“Did you hear? He brought a country girl home?”“They say that girl is his wife. Isn't it funny?”“Madam has arrived!” said the steward.“OMG, it's the talented girl from the famous university!”“Dear lord! She is the legend of the A-shares!”“I'm just so shocked...”“Hey, guys, she is my wife,” he said.

Sherlock is a new generation Dungeon Lord whose ambition is to become the greatest Devil King and building up the greatest Dungeon in the Underworld.