A look of astonishment showed on Ye Qingyu's face.

Although it was just a casual push he gave, it nevertheless contained a force of several million Newtons, yet the tombstone remained completely unmoved!

It was too odd.

How can such a small stone tablet be this heavy!

Unable to believe it, Ye Qingyu pushed once again.

This time, he really used force.

What's happening?!

The tombstone remained standing, as steady as a mountain.

Ye Qingyu felt ...