Mike circled the spring a few more times. "Is it dangerous inside?"
"If there is a treasure, then most likely yes. What do you plan on doing?"
Mike leaped into the spring. The spring water was cold, and he couldn't help but shiver. It wasn't just cold, it was freezing!
The spring water was very clear. He could see the stones and mud at the bottom, as well as the swaying aquatic plants. However, the depth of the spring water was actually much deeper than he expected. Mike dived for more than a hundred meters, but he had not yet reached the bottom of the lake. While swimming, he suddenly felt an inexplicable panic. He was surrounded by water, but the water was still. Apart from the occasional fish, everything was still around him. Looking up, the surface of the lake seemed to be j
