Huang Mao Helped Me Change My Destiny Against the Will of Heaven

The heroine was originally a vicious female supporting character in the story, destined to be the stepping stone for the male and female protagonists, but she had a yellow-haired younger brother who always acted out of common sense and looked crazy and completely abnormal. However, he was so kind to the heroine that he even gave up the opportunity to study by himself and gave the heroine the only study spot in the family. However, the heroine finally got into college, but was dominated by the plot.