In the seventh year of the apocalypse, He Jingxuan personally pushed Liao Qingxi into the corpse tide for the sake of his new love. He thought she was dead, but he didn't know that she had become the only "key" that could save mankind. When he knelt in the ruins and begged her for forgiveness, she just passed him by indifferently: "He Jingxuan, your life is not worth even one of my experimental data."