Walden was walking through the factory calmly, he looked over to where the grinder was located, suddenly a portal opened up and out came a Red haired boy with a box on his back, a sword at his hip and a scar on his forehead, he looked really confused and so did Walden, Walden walks over to him and they start to talk but Walden started to get pissed off and they started to fight, Tanjiro then headbutted him causing his pompadour to unroll and his face bleeding Walden: "WHAT THE FUCK?!"