Dimensional Codex System: I'm really not a cultist! - Chapter 105 - 104: Climb the Stairway to Heaven

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

In the 5th year of Konoha’s founding.The battle between Hashirama Senju and Madara Uchiha at the Valley of the End had come to a close.In order to treat his elder brother’s injuries, Tobirama Senju resurrected a medical ninja from ancient times, hoping that this individual could prevent the injuries from shortening his brother’s lifespan.This medical ninja’s name was Emiya Shigen.

The Fourth Brother had squandered his wealth through gambling, leaving their mother in a critical state. To make matters worse, the creditors even asked them to sell Manbao to settle the debts!In the village, whispers spread that the golden days of the Zhou Family's cherished Manbao were over. Their elderly mother clung to Manbao's hand, tears streaming down her face.However, Manbao tightly grasped a system in her hand, a tool that would lead her and her brothers and sisters-in-law to reclaim their fortunes. They ventured into agriculture, cultivating land, growing medicinal herbs, and establishing shops, steadily improving their lives.As their situation improved, concerns shifted to Manbao's marital prospects by the sister-in-laws.“Mr. Zhuang's grandson is an excellent match – educated and well-spoken. He is just perfect for you.”“No! You should consider Mr. Qian's youngest son, who is handsome and well-mannered. You can count on him never to defy you.”Suppressing a smile, Manbao responded, “My heart is already set. I choose Bai Shanbao, my childhood friend whom I've playfully scolded since we were young.”