Awed by the sight she had never seen before, and after listening to her father's explanation, Helena tilted her head to the right, her delicate brows knitting together as she digested and tried to understand what he had said.
Taking his daughter's expression in, Allen curled his fingers and habitually rubbed his chin, organizing his thoughts.
"This really isn't easy to understand. To put it another way, it's actually a matter of concept—your mind witnessed distance here, sensed space, and then you naturally assumed this was a separate plane. In truth, it isn't a plane. It has no space. It exists apart from space and planes, a void caught between all planes that truly exist. Some Arcanist scholars in ancient times believed the Astral Plane was nothing more than the excess left over after the multiverse was created. Other ancient scholars believed the Astral Plane was the backstage program of all worlds... similar to the operating system of the Wizard Computer Arthur modified. It is not concrete matter, yet it affects every world..." Taking his daughter's expression in, Allen curled his fingers and habitually rubbed his chin; after organizing his thoughts, he shrugged. "No matter which theory is correct, what can be confirmed is that the Astral Plane is an existence that connects all worlds together."
"Father, didn't you say before that only Mother had been here? Why do you seem so familiar with this place too?" Helena asked softly, completely confused and dizzy. "And... why are you telling me all this in such detail, Father... Is there something you need me to go in and help with?"
"I specifically looked into it afterward. Don't worry, I'm not asking you to go inside and do anything..." Allen tugged at the corner of his mouth, the smile on his face very