C1 System Activated.

Green Rock City, Liu family.

In a corner of the practice field.

"Is this still not enough?"

Liu Yun sat cross-legged on the ground and clenched his fists.

"I've been in this world for almost sixteen years."

After a long while, Liu Yun sighed, his face filled with bitterness.

Liu Yun was not from this world. He came from a blue planet.

In the past sixteen years