MTL - Immortal Emperor: Reborn in the Mixed City - Chapter 5139 hell by day

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.

Because of her beauty, Dr. Su is visited by dozens or even hundreds of patients every day for various ailments like hemorrhoids and toothaches.Unexpectedly, there comes an even more outrageous claim: “Doctor, I'm injured there!”Just as Su Mei Xi was about to get angry, she realized it was the man she had met two months ago.Back then, he had been composed, but today, he claimed responsibility and they immediately registered for marriage at the civil affairs bureau, walking out with two red certificates.Initially, she thought she merely found a giant tree to lean on for shelter. However, when her ex-boyfriend, stepbrother... continuously came to harass her, she discovered that this tree not only had exceptional strength, a deep background, and mysterious origins but could also cook, wash clothes, and make beds...And then, one day, a helicopter landed, and he descended from the rooftop. Only then did she realize he was actually a distinguished war god!

Soul System Online...][Vengeful Spirit Detected]Zero was once a legend a warrior feared and respected across the land, an SSS-ranked hero at the peak of power. But even the strongest are not immune to betrayal. His so-called allies turned against him, casting him into oblivion. Now, he lingers as a vengeful spirit, unable to move on, his legend seemingly forgotten.But fate isn’t done with him yet.When a mysterious boy with the rare ability to see and communicate with spirits crosses his path, Zero sees a chance for revenge and maybe even redemption. Armed with the enigmatic Soul System, he will carve a new path, defying death itself.The world thinks it has seen the last of him. They couldn’t be more wrong.The SSS-Ranked Troublemaker has returned. And this time, nothing will stop him.

Zhen Zhen was reborn in the forest area in the 1960s with a drop of the blood of the ancient gods. The awakening of the blood of the gods not only gave Zhen Zhen one power after another, but also made her the most favored little lucky star in the family!

- Description from Novelupdates