Unreasonable, too unreasonable.
[You feel intimidated by the terrifying consumption of the Celestial Demon Bone Umbrella and are puzzled as to why the Bone Umbrella requires so much power. After hesitating for a moment, you resolutely decide to continue pouring energy.]
[Three minutes later, all the mortal-grade blood essence in your hand has been consumed, and the color of the Bone Umbrella has gradually turned a little purple.]
[The second foresight has ended. Do you wish to continue?]
"Continue."
[The power needed by the Bone Umbrella exceeds your imagination, making you realize something extraordinary: there must be something special about this umbrella.]
[Instead of pouring more blood essence, you try to open the Bone Umbrella and discover its uniqueness.]
[As the Bone Umbrella opens, an invisible barrier envelops you, and you carefully observe it.]