Based on NCT’s worldview of empathizing with each other through ‘dreams’ and becoming one through ‘music’, an omnibus webtoon containing the special experiences and growth stories of boys crossing between dreams and reality. A boy who accidentally encounters the unconsciousness of his childhood. Past they want to overcome, their trauma and move toward their dreams in reality. A common number nestled in the boys’ memories. They all enter the same dream to reveal the identity of the number. The boy discovers a mysterious room connected to his dream. That’s where I see someone’s secret. I feel afraid that my secret will also be discovered, but I think I might be able to meet someone who understands me.