Not (Just) A Mage Lord Isekai - Chapter 56 - Soap Bottle

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.

To save the masses, Zhong Nianyao sacrifices herself to the heavens, thinking she would vanish into thin air. Surprisingly, when she opens her eyes again, she finds herself as the youngest daughter of the Zhong family in the imperial capital. In her previous life, as the national advisor of the Li Country, she spent her days in deep contemplation and eventually sacrificed herself for the people. Given a chance to relive her life, she decides to live freely and with ease. Zhong Nianyao, known in the capital as the infamous useless heiress who excels only in spending money, has been famously infatuated with the eldest young master of the Li family, Li Jingming. She even jumped into a river just on his saying. Later, to everyone's astonishment, Zhong Nianyao changed; she stopped chasing after Li Jingming and started setting up a stall on the overpass. People then said she must have gone mad. However, as time goes by—A real estate tycoon holds a black card, pleading for her to tell his fortune.A famous movie star clings desperately to her, crying for help.Even a renowned old artist brings his works to her, asking for feng shui advice.Zhong Nianyao didn't expect that just returning to her old profession would turn her into a master. She had always intended to keep a low profile! As she ponders this mystery, a man with a devilishly handsome face suddenly hugs her from behind, his deep voice filled with a seductive charm, 'My lady, when shall we start planning for a child?' Zhong Nianyao glances at the man and retorts with a single word— 'Scram—'(Sickly possessive lord VS Cunning heiress, pure love, those who like it, dive in!!)

Qu Mao, who hadn’t had time to cut his sister out of class and experience the degenerate university life, woke up and found that he had come to a strange and cruel new world, and it seemed that young people from all over the world came to this world together…

The world channel was full of shouts and curses. Except for a tattered lord’s order, everyone didn’t even have a whiteboard novice weapon at the beginning…

But Qu Mao is not worried or in a hurry, because he has a cheating system with him, and he just wants to save some cheating points. With cheating points, he has everything.

Who would want to cheat if they could win by cheating?

- Description from novelbuddy

Yun Xiangxiang was a well-regarded celebrity in her previous life.