**Chapter 4: Whispers in the Echoes**

As they journeyed deeper into the Realm of Echoes, the air grew thick with an ethereal mist that seemed to carry the whispers of the cosmos. Jin-woo felt the mist swirling around him, like a vortex of secrets and ancient knowledge. The Ruler of Light led him through the mist, his hand still guiding Jin-woo through the shifting landscape. The Echoes flitted about them, their forms blurring and shifting as they moved. Jin-woo began to notice that the Echoes were not just random creatures, but seemed to be drawn to specific points in the landscape. They would gather around certain crystalline spires, or congregate around pools of shimmering light. The Ruler of Light noticed Jin-woo's fascination with the Echoes' behavior. "They are drawn to the Nodes of Resonance," he explained. "These are points of convergence, where the threads of possibility intersect and overlap." Jin-woo's eyes widened as he watched an Echo gather around a particularly large crystalline spire. The Echo's form began to shift and change, taking on a shape that was both familiar and yet, utterly alien. The Ruler of Light smiled. "Ah, it seems we have arrived at a Node of Resonance," he said. "The Echoes are drawn to these points, for they hold the secrets of the cosmos." As they approached the Node, Jin-woo felt a strange energy building within him. The air seemed to vibrate with an otherworldly power, and he could feel the threads of possibility intersecting and overlapping around him. The Ruler of Light raised his hand, and the crystalline spire began to glow with an intense, pulsating light. The Echoes gathered around it, their forms shifting and changing as they absorbed the energy. "Here, we may find the answers we seek," the Ruler of Light said, his eyes shining with excitement. "The Nodes of Resonance hold the secrets of our destinies, and the paths that lie ahead." Jin-woo felt a sense of trepidation building within him. What secrets lay hidden in the Node of Resonance? What paths lay ahead, and what choices would he be forced to make? As the Ruler of Light began to chant in a language that Jin-woo couldn't understand, the energy around them began to build to a crescendo. The Echoes began to swirl around them, their forms blurring and shifting as they danced in the light. Jin-woo closed his eyes, feeling the energy wash over him. When he opened them again, he was confronted with a vision of paths stretching out before him, each one representing a different choice, a different destiny. The Ruler of Light smiled, his eyes shining with a knowing glint. "The paths ahead of you are many," he said. "But which one will you choose, Jin-woo?"