C149 Yet Another Day Extraction?

A very pleasant system voice sounded in Mo Yi's mind.

'Ding... Discovered Heavenly Book Extraction System, do you wish to merge? '

Hearing the system's voice, Mo Yi looked at the translucent pages in his hand and grinned.

He had never thought that he would be able to find other Heavenly Book Systems here. The Heavenly Book World System had raised his ability in System Space to the extreme