The appearance of the mysterious figure Kashiwahara Mo tells the story of a promise that spans winter. The two-year agreement was broken, but she didn't know it. That she has actually kept her promise... (Excerpt: "Snow, it's snow. It's too late, the snow is coming. Even if I look for someone now, I probably won't find him. Even if I find him, the snow has stopped. Promise, that promise is almost impossible to fulfill.")
As the organization's claws approach step by step, can Conan break through numerous obstacles and reach the border of the shadow before the final bell rings? (Excerpt: "Although I can no longer accompany you, you must complete the task. Don't forget everyone's trust and dedication. As long as the clouds dissipate, everything will become so simple. So, I believe in you, Xiao Shinichi."
It seems that the dark clouds have dispersed, but the magical DNA connects the two people together again. Will the hidden secret from seventeen years ago be unveiled?
Xinlan, peace, fast green,? Sorry? Mo, involved in the United States... How will the love status of these couples develop?