MTL - Weird Deep-sea Game, I Can Fish Without Limit - ~ plot explanation

With the Goddess’ blessing, he became a 『Divine Knight』 and founded an Empire.
As time passed, he grows older, and by the time the heavens called for him to come, the Goddess showed before him, asking for his last wish.

He wished to be reincarnated in the future.
He dedicated all his life for his people, he had no time to master his own arts.
This time, he wishes to live for himself, forging his body to the utmost limit.

The Goddess complied with his wish.
In the far future, the King shall reincarnate as the 『daughter』 of a renowned Knight family.
And, under some circumstances, she is labeled as a failure of a Knight, however——

「How convenient. I can stand on the foremost line without needing any rank. No better training than actual combat!」

Thus, the legend of the world’s strongest, most beautiful Knight Disciple (♀) has begun—

A firefighter in her previous life, Li Jing’er transmigrated back to ancient times and became the wife of the second son of a farmer. A month after Li Jing’er married into the family, her husband left to join the army.

Then news arrived that her husband was killed in battle but the compensation paid by the imperial court was snatched away by her greedy in-laws. Forced into a corner, she planned an escape, severed family ties, and left with her six-month-old baby daughter.

Joining the flow of refugees escaping from disaster and war, she picked up several lost and abandoned children along the way and tried to start a new life.

Then out of the blue, her deceased husband appeared…

- Description from Novelupdates

It all started when a minute before we began morning activities, something suddenly occurred. The floor started shining a dazzling light, the shining expanded in an instant, and 30 classmates, including me, were laying on top of a place we didn’t recognize.

Xie Chaochao was originally the daughter of a wealthy family who was supposed to grow up with a silver spoon in her mouth.

Yet, her good fortune ended when she met her evil stepmother. When she was less than a year old, she was thrown into a ravine by her vicious stepmother and left to fend for herself!

However, a newly released murderer picked her up and brought her home. From then on, the two of them depended on each other for survival. Xie Chaochao grew up among the animals.

Tigers and snakes were all her friends.

In the eyes of outsiders, Xie Chaochao and her adoptive father, Xie Zhou, were a pair of weirdos. Everyone in the village avoided them.

Xie Chaochao, who did not know her background, grew up without any worries.

When she was five years old, she met a rich and knowledgeable old man and learned a lot from him. Even her adoptive father who was once a murderer became a business magnate. Xie Chaochao had become a true rich daughter, but it was at this time that Xie Chaochao’s family came knocking on her door.

When Xie Chaochao learned of the truth behind her mother’s death, she decided to return home and avenge her mother.

Afraid that the cat would be out of the bag, her evil stepmother tried to kill Xie Chaochao several times. However, Xie Chaochao was no longer the baby at her stepmother’s mercy like she once was.

She had Xie Zhou, her adoptive father who doted on her, and her military advisor grandfather with her this time! There was even a mysterious man who always helped her when she was in trouble…

Persona:

Xie Chaochao: Optimistic, kind, and smart

Gu Pei: A mysterious man who was mesmerized by Xie Chaochao’s ray of innocence