What's Wrong with Being a Brother and Cultivating Immortality?

After traveling through time and being reborn in a strange continent, Shen Mubai discovered that in addition to men and women, there was also a gender of a brother. By coincidence, he became a brother. Shen Mubai also discovered that this world is still a world of cultivation, with a dazzling variety of immortal arts and various professions. However, I don't know if it is because of my brother's physical condition. Most of the cultivators here are men, and there are also women. However, compared with the number of male cultivators, women may not even be half, let alone my brother's cultivators. It may not be among the 10,000 cultivators. There will be one who is a brother. Shen Mubai has no troubles in his heart. At worst, he will start his own path of cultivation. Who said that his brother can't cultivate immortality? Shen Mubai does not believe in evil. He thought to himself, anyway, he still has the biggest bargaining chip in his hand. At worst, he can rely on this bargaining chip to slowly cultivate immortality. However, why is this person so difficult to deal with on the road of cultivating immortality, and he can't get rid of him...