MTL - Rebirth Daughter Against the World - Chapter 4 Who can't act?

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.

Upon reaching home, the number of little girls at home has doubled from one to two?! Moreover, no one in the family actually noticed this strange situation… Jiang Ziya possesses a strange left eye that lets him see things he shouldn’t be able to see. Usually, turning a blind eye to them is his life principle. However, something that shouldn’t be there has appeared in his house. This time, he can no longer continue pretending that he hasn’t seen it. So what should he do next?

This world has never been peaceful. Sometimes, just “seeing” things is dangerous. Facing the unknown, are you willing to choose to see – the truth?

Jiang Cheng transmigrated into an urban novel, but his identity is not the protagonist!His identity is the fiancé of the villainous female CEO?!A business genius whose family fell into decline became a son-in-law?[ Ding! System activated! The system of the destiny villain has been activated! ]Gain villain value just by changing the plot and plundering the protagonist’s opportunities?[ Ding! Congratulations on getting the skill ‘Thug in Suit’! ][ Ding! Congratulations on getting the first heroine to confess her love to you. Villain value +9999! ][ Ding! Congratulations on successfully robbing the protagonist of his opportunity! ]Steal the protagonist’s opportunities and connections!From then on, Jiang Cheng went further and further on his way to becoming a villain.