The electronic password lock had to have the correct password to open it. Especially since it had been modified by the Spacetime Emperor, combining modern technology and the spirit arts. It was impossible to forcefully break it. Any such attempts might even cause some trouble.
"What's the password?" Xue Fanxin thought hard but could not think of any clues.
She was not familiar with the Spacetime Emperor. Who knew what kind of password that bored emperor would set up?
Although Ye Jiushang was confused and did not know what the 'password' was, he could roughly guess that it was used to open locks. He helped her think of clues and said whatever came to mind.
"Xin'er, don't you feel that this tomb is tailor-made for you? First, it was your great-grandma's grave, then the English words on the stone tablet. Besides, only you could answer the questions earlier."