Webyushiro tells tamayo that the battle is over. Muzan is eventually exposed to the sunlight of dawn and his physical body burns, ending the battle. However, in a last ditch attempt at. Webyushiro informs tanjiro he need to deal with yahaba first, while he, tamayo and nezuko will battle susamaru. Nezuko suddenly sees her mother and brother rokuta's images in. Onward to a brighter future. Webtamayo went one step ahead and provided her own energy to another house, yushiro, who also has his own source. In theory, muzan could've done the same thing with the. Webyushiro was essentially on his deathbed, and tamayo asked him if he'd prefer to die or live as a demon. With his consent, tamayo transformed yushiro, and he. Webtamayo has synthesized a special drug, one which she hopes can bring her and yushiro closer to their latent humanity. But such an endeavor may unlock the pain resting deep.