Chapter 811

When he returned to the laboratory, Lidu had already cleaned up all the dirty, cluttered areas and was sitting alone by the living room window, reading.

Seeing Lin Sheng return, she closed her book and stood up.

"Young Master, there is a letter for you. It's urgent and was just delivered."

"Urgent?" Lin Sheng immediately thought of his mentor Dora, who had just left. His heart stirred as he walked to the coat rack and removed his outer robe.

Taking the envelope Lidu handed over, he brushed it with his hand, instantly removing the encrypted arcane mark on its surface. Then he tore it open and took out the letter inside.

'Something has happened on your uncle Kenhart's side. He needs my help, so I have to go over there. I should be back within about a week. Also, do not go out alone during this time. Even if you must go out, it would be best to find companions and travel in a group. Remember this well. —Dora.'

The arcane mark from before had already proven that this was the distinctive pattern his mentor Dora excelled at.

Arcane marks were an extremely flexible zero-level spell. They possessed uniqueness; every mage's arcane mark was different.

They were not merely the various patterns designed by mages themselves. More importantly, each mark also contained the unique mana fluctuations belonging to its mage.

They were naturally complex fluctuations, like fingerprints or irises.

Thus, Lin Sheng recognized clearly that it was his mentor Dora's mark.

"Something involving Uncle Kenhart? Indeed, there was no letter from Uncle's side this time either. It seems something happened. But since Mentor Dora has stepped in, the situation probably hasn't reached an irredeemable point yet."

Lin Sheng silently speculated.

"I should find out the situation first. Unfortunately, if I