Rebirth of the Godly Prodigal - Chapter 1228: Devil Lord Tang Zhen

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.

Time travelling from the majestic era after the Recuperation of Reiki, he became Kimura Kazuki, a 16-year-old high school student in Japan, one year before the Reiki Recuperation.

Tentatively, he set out to hone himself to the bone, burning candles at both ends to stockpile resources in preparation for the imminent Recuperation of Reiki. His goal was to be many steps ahead of all humanity when the time comes.

However, it seemed like fate had decided to play a cruel trick on him.

One year later, the Recuperation of Reiki… did not happen as expected.

That lonesome night as he lays dying in the hospital, fearing of death and desiring the taste of life, his mind became unprecedentedly complex with mixed emotions.

Myasthenia gravis — an incurable disease where one’s muscle slowly degenerated until the day when one can no longer move and only tears may flow.

“Is this… dying?”

When he opened his eyes again, he had crossed over into the body of a two months old infant, right in the middle of an assassination attempt.

He was born as the illegitimate son of a noble. His name was Fan Xian; and with that name came the burden of deep political secrets and the legacy of his mother.

He understood; to survive, he needed unparalleled strength, money and political power.

To a new world with the luxury of a new life, so named; Celebrating the Remaining Life.

- Description from Novelupdates

Nan Gong Xi was a top national secret agent who found herself transmigrated as a female prison guard who inherited her mother’s business.

Her father was the warden, her younger brother was a junior officer, and her mother was a retired housewife. Her family had served as minor officials in the capital city for generations.

She had no special abilities, only memories from her past life. But exceptional people will shine through effort, no matter their background.

Watch as Nan Gong Xi, now called Gong Xiao Hua, grows from a junior guard into a female general of the kingdom.

Qin Chu Yuan came from a prestigious family line, blessed with talent and looks. Outwardly gentle, he was scheming on the inside.

The one correct calculation he made in life was marrying his one and only wife, Gong Xiao Hua. She fell right into his trap.

From then on, the married Qin Chu Yuan became a devoted, doting husband catering to his wife’s every need – to the point that onlookers grew tired of their affection.