The Commander's Useless Wife Is Actually a Hidden Boss! - Chapter 4 - 00 Imperial Moon

Always looked down upon by others, Ji Feng gains technology far more advanced than the present, as he discovers its abilities, he begins to walk a path far from ordinary. With X-ray vision allowing his to find jade stones in rocks. With this futuristic technology, Ji Feng accomplishes something no-one can compare to. This is the beginning of a legend.

- Description from Novelupdates

(Marriage first, love later, short-lived parents, 1v1 double cleanliness)

Du Jingyi braved his fate and married into the Duke’s mansion, becoming the daughter-in-law of a wealthy family.

The husband is Shang Shaoyu, the most popular god of war in the Daxing Dynasty at that time, but it is widely said that he is known as a wife-suppressant.

I thought it was a match made in heaven.

Unexpectedly, on the night of the wedding, Shang Shaoyu only had time to lift his hijab, leaving a sentence of “Cezhou is in danger” and left in a hurry for three years.

After the master returned to court, he remembered that he had a lovely wife in his house.

I thought she had been wronged, but I found that my beloved wife hiding in Xitang Courtyard was living a better life than anyone else.

Everyone in the Duke’s mansion was going through so much trouble, but she was the only one who was pampered…

Du Jingyi just wanted a stable retirement, but he was forced to kill everyone in the back house.

First, half of the bed was given away, and then someone squeezed into my heart for no reason.

Just before her fall.

The general, who had a hard face and a cold heart, had a gentle and charming smile.

He whispered in her ear: Madam, please have mercy…

- Description from novelbuddy

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.