Can anyone recommend this fantasy novel?

The main character's stepmother treated him badly and even sold his only maid to a brothel, so he had to become stronger and redeem that maid... Originally, the main character's cultivation technique was not good, but later, he could see the compatibility between himself and the cultivation technique. He chose one book first, then another, and combined the two into one. There was also a Xuan Ying, whom he met in the mountains. It seemed that his mother had died a long time ago.
Well, under the integration- -............ The main character was the second son of a family. After his mother died, his stepmother did not dote on him. His brothers chose a cultivation method that was not suitable for him and could not break through. Later, only one of them did not bully him. Once, when he went to the Five Cultivation Method Pavilion to choose a cultivation method, he was seen by one of his brothers. As a result, he was beaten. After being beaten, he seemed to have hit a certain acupoint, causing him to be able to see his compatibility with the cultivation method. He chose a cultivation method that seemed to be Xuan Ying's with a 120% compatibility. He went to the mountains to train. Later, he became a partner with a Black Eagle. When he returned, he chose a cultivation technique that was 100% compatible. In the end, the two cultivation techniques merged... I saw this It's so tiring to fight with my hands

Answer 1

This was a paragraph that was directed at many fantasy novels. It was impossible to determine which novel it was referring to. Please provide more specific information.