He was afraid to face his brother who could no longer stand up. He was afraid to face his parents who loved his brother. He was afraid to face everyone's disappointment and criticism because he hated himself to the core. Guilt had accompanied him for his entire life.
And that accident was because he had quarreled with his father. His brother had come to persuade him, but he had pushed him away in anger, which had caused an irreparable situation.
Rong Zhan also knew that he could never make up for it. Even if his brother forgave him, he would live the rest of his life in guilt and regret.
Perhaps no one was a bad person, and it was not his brother's fault that his parents loved him more. Everyone just had different standpoints, so they saw things from different perspectives. When he recalled the scenes from that time in his mind, it would still be accompanied by many personal emotions.