Thaas was not dead,
Although his heart—which was his most important organ—had been decimated, the Demon Lord's soul still very much existed in this world—in the realm of Isythre… right next to Baiyi.
From what Baiyi knew, only special classes of souls could still converse with the living once they are ejected from a body, and even then, that would be all the soul could do. Their existence was so passive that they not only posed no threat to the living, they were even susceptible to common exorcism techniques such as the Soul Banishment technique.
Therefore, Baiyi was puzzled when Thaas, who wore a devilish grin, made no move in response to his attack. 'He had no reason to do that, unless—'
Anyone out there like me asking the same question? --Er, where the hell is Attie? I don’t think I remember what came to her since the last time when she kinda tried to escape...