C135 The Boy's Small Raincoat!

The peculiar state Zhang Xuan found himself in was fleeting, and soon his body returned to its normal state.

"It's miraculous, Brother Zhang, how did you manage that?" Shi Jun marveled.

Zhang Xuan pondered whether this breathing technique could be learned by others. If so, he could share it with his parents and sister.

Even if they couldn't practice martial arts