The most beautiful words of love are told in silence for a look. He had always thought he wouldn't need anybody. Given how he solely focuses on the blades he crafts. Yet, the moment he delivered the blade to the new Hashira, He couldn't help but feel his heart skipped a beat then. Time and again, she showered him with affection while he returned with none. Only for him to love her back in his own way, which she had always known.