C170 Top of Battlefield Physics!

Faang Ling started to jog along his own garden.

Her garden was bigger than the school playground, and she usually ran five laps before she began to pant, but this time she ran ten laps without panting.

The more they ran, the more shocked she became. Was this really her?

After fifteen laps of running, she still did not show any signs of panting, but her heart was getting more and more shocked