Chapter 400: Chapter 225: The Great Tomb Under the Coffin_2

This space was unknown in size, and even as Su Nan predicted different directions each time, he could not find any clues.

Fortunately, each Death's Foresight only consumed one foreknowledge opportunity.

However, even so, it could not withstand the continuous use of predictions.

"Going on like this won't work. Each prediction only allows me to escape for half an hour. Although half an hour is enough time to search a large area, more distant places are always blind spots."

"If only I had asked for an item to contact Zhou Lingyin when I left Kun Tian Prison."

Su Nan felt a bit regretful. At that time, he had only asked about the influence Zhou Lingyin belonged to but didn't think something like this would happen.

As he was thinking of a solution, he suddenly had an idea. With a flip of his hand, he took out an item from his Personal Space.

It was a key.

The Kun Tian Key.

"This Kun Tian Key is considered a treasure related to Kun Tian Prison. Can I use it to find the prison?"