"Once a person has feelings, he has a weakness."
Jiang Qi'an didn't expect that what he said to others would be used on himself. He kept Li Rui just as Song Yuan's substitute, but when Li Rui went to jail for him, this relationship changed. Especially when he found that his heart was swinging between Song Yuan and Li Rui, he began to panic.
Purpose: Two people who are originally only in a transactional relationship must never get emotional.