Shi Sanba and others immediately closed their mouths and swam forward with their heads down. At the same time, they paid attention to the distribution of their physical strength and did not waste any time.

About an hour later, the special forces had swam nearly three nautical miles, their physical strength was rapidly exhausted, and their speed inevitably slowed down.

"Oh no, we've swam so far, why hasn't the instructor told us to stop? We still have to swim back." Ostrich's face was full of tears.

The hygienist rubbed his sore arms while gliding, and said bitterly: "If I don't go back, I'm really worried that I'll drown in the middle. This is no joke."

The remaining team members also showed wry smiles. They clearly realized that most of their physical energy had been consumed. Even if they return now, they are still very reluctant and need to drain all their energy.

Just as everyone's hearts became increasingly bitter, Qin Yuan's shout came clearly: "Everyone is required to return immediately and swim to the shore within an hour. Anyone who has not completed the task will be punished!"

"yes!"

All the special forces soldiers showed joy on their faces and turned around and swam towards the shore. Although their physical strength was relatively low at this time, they gritted their teeth and could still return within the stipulated time.

At this moment, Geng Jihui seemed to see a shadow looming in the sea water, and he felt a little alert. He buried his head in the sea water and took a closer look. His face suddenly changed drastically, and the hairs on his body stood up.

"There's a shark!"

Following Geng Jihui's big man, the shadows in the sea expanded rapidly, and all the special forces saw a figure more than ten meters long swimming towards this side quickly. Its big bloody mouth opened slightly, revealing teeth that seemed to have a hint of scarlet color inside.
Chapter completed!