Chapter 669: Battle!

Looking at the young man in front of her, Xue Xi felt a mix of emotions.

Even though she already knew about the existence of espers, she was still shocked by Little Flame's manner of returning.

The espers she had seen before included Jing Fei, who could fly; Professor Feng, who had mind-expansion abilities; and the two spies from Country M, who could summon things from thin air and change their appearance. However, this was the first time Xue Xi had seen such a powerful fire-control superpower.

The entire mountain seemed to have warmed up because of Little Flame's superpower. The temperature rose a few degrees for no reason.

He Gao… No, Gao Yanchen slowly turned around and fixed his gaze on Xue Xi. A hint of panic flashed across his eyes.

He seemed to be in a dilemma and hesitating about how to explain the situation just now.

He was also anxious.