MTL - Class Teacher System - Chapter 21 Save the Perverted Murderer

Kwan Dae-ha.

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.

Ruan Yingyin is a silver hamster who inexplicably transmigrated into the novel 《After the rebirth of the villain》she had read.

The villain Jiang Xingyuan had a girlfriend named Ruan Yingyin in his previous life, but Ruan Yingyin later betrayed him, causing Jiang Xingyuan to go bankrupt, and finally ran away with money.

Jiang Xingyuan’s ending in the novel was miserable. He regressed back to high school and retaliated against Ruan Yingyin. Ruan Yingyin’s ending was much more miserable than Jiang Xing Yuan.

After remembering everything, Ruan Yingyin: As a silver hamster essence who transmigrated into the book, I just want to concentrate on studies. QAQ

Ruan Yingyin felt that she had to study hard to catch up with her classmates. But when the results came out, she was the first.

Ruan Yingyin felt that she could not sprint, but when she ran, she crossed the finish line first.

Ruan Yingyin felt that she wasn’t good at singing. As a result, at the school party, a small video of her singing was posted on the Internet, instantly gaining countless fans. Even people from the recording company came to invite her to debut as an idol…

The villain who bullied her at first, he stepped on her chocolate, kicked her stool, and forced her to eat mustard, finally, hugged her tightly in his arms and whispered to her, “baby, help me…”

- Description from Novelupdates