Zhang Chenwan (the heroine) gave up being with Chen Jingli (the hero) and chose to be with Lin Xiujing (the supporting character), but Lin Xiujing betrayed the heroine and chose to be with Li Chenjia (the heroine's sister). Lin Xiujing planned to join forces with Li Chenjia to set fire to the heroine. Later, the hero saved her. After the heroine woke up, she always thought that Lin Xiujing saved her, and the hero actually became lame because of this (the hero was pretending to be lame before).
Purpose: This is a rebirth story. After the heroine knows the truth, she plans to take revenge on them.