Yu Zhao is a lawyer. After she won Lin Xiaoman's inheritance case seven years ago, her clients died suddenly one after another. Now she accidentally heard the deceased's last words in the emergency room and found a sapphire brooch related to Lin Xiaoman's case. With the activation of the thirteenth will, she was involved in a conspiracy involving Qi Chenzhou, Lin Xu, Su Tang and Bai Wu. The last words echo like a curse, and the boundary between law and truth is blurred. Yu Zhao must face the last wish that he tore into pieces with his own hands, and uncover the secret behind the will.