Gan Heng always believed that he was the one who caused Lin Tianlei's trouble.
Lin Tianlei has been regretting it, but he doesn't regret it. He regrets his impulse, but not his choice.
Lin Tianlei thanked Gan Heng. Without him, he would not have become what he became.
"Would you do it again if it happened again?"
"I will."
Purpose: Against campus bullying