MTL - Martial Arts: Just Finished the Patrol, the Beginning is Ruthless - Chapter 62

Crossing the prehistoric times, Chen Changsheng bowed to Tongtianmen and became the most sturdy senior brother of the Intercepting Sect, awakening the reading system.

Read [Holy King], extract the god statue, and automatically upgrade it to the immortal way.

Read [Perfect], extract the self-indulgence method of his transformation, and automatically upgrade it to chaos and self-inflicted law.

Read [Star Change], extract the method of stars, and automatically upgrade Hongmeng Star Change.

…

Just like that, relying on reading from the heavens, Chen Changsheng became the first person to communicate with each other in the past and present.

- Description from novelbuddy

When The Cute Kunoichis Spied on Their Teacher's Secret is a light novel written by Kazuma Kamachi and illustrated by Ryuushi Tajima.

The story takes place in a world where Japan never ended their isolationist phase, and agents from foreign powers are always threatening to steal the country's advanced technology. In order to combat this threat there has been a resurgence of ninjas that use Strategic Martial Arts, techniques that combine cutting-edge modern technology with a traditional foundation of martial arts and ninjutsu. The story follows Souha Sugiyado, a 17-year old ninja instructor and former ninja prodigy who was forced to retire from active duty by the wounds he suffered in his last mission. Souha's four students are all kunoichi who have all gained the rank of Elite Ninja, the highest official rank available to ninja. However, one day two Shogunate ninja approach him with the news that his four students have gone rogue and have stolen a portable modular nuclear reactor, and thus they ask for his help in bringing his students to justice.

The Immortal Path led to Longevity and Sovereign was heading in ease. When the Longevity was no longer in ease, all living beings were just prisoners. Conspiracy, internal strife, and the invasion of the others, all of it emerged together. 

In such a world, there was such a young man. He made his way upstream, stepping on blood, defying the emperor, destroying the various kings, and slaughtering his way through the hundred clans to form an Immortal Path towards the throne of Sovereign! The Immortal Path was endless, while the Sovereign was limited. He used his blood to forge his immortal legend.

- Description from Novelupdates

“I swear I will make them pay with everything I have. I will use my very own blood to sign the documents that will end them if I must!”To Champagne Gold, life was always like a fast-moving truck with no brakes and a drunk driver, one she couldn't avoid.At the age of five, she lost her parents in a helicopter crash. Life after that was one problem to another but she held on... until her grandfather passed away as well.With his death came the loss of her position of CEO and her hard-earned shares. As if that was not enough, she was served with divorce papers and the revelation of her husband's adultery with her cousin.Dealt with one too many blows, Champagne sought to end it all. Perhaps she could be reincarnated or whisked away to another world like the books she read before, but that was not to be. Instead, a mysterious man entered her life.“Rather than escape like a coward, I can give you the power and resources to carry out your revenge. I have but one condition―marry me.”Champagne held her lips between her teeth and took the offer.However, just when she believed her new life was going smoothly, she found out another painful secret. One more painful than any she had discovered before.She had undergone a uterus removal procedure and she didn't even know it.Now Champagne is more determined than ever to get revenge on everyone who wronged her. She would do and give everything to make them pay for taking away something so precious from her.