Two brothers of different surnames, each burdened by a mystery surrounding their origins, encounter a mysterious old man and embark on an unprecedented journey through an illusory world. As their exploration goes deeper, more secrets come to light, and mysterious powers begin to awaken. Amid tangled human relationships and the shifting boundary between virtuality and reality, were the events they experienced arranged by someone, or ordained by fate? It is all like an invisible hand manipulating everything. What will become of the brothers' fates? Will they stand united against a common enemy, or turn against each other? Will they make peace, or drive their sworn enemy to the grave? Stay tuned...