Submarine Found In Dried Up River, Workers Turn Pale When Seeing What’s Inside

The reason

Their disappointed feelings faded immediately when they found the secret door. This had to be why the FBI suddenly showed up, right? That thought initially frightened them a little, as what they were about to find could put them in real danger. But they made it this far and couldn’t just stop here. The trio rushed through the door, each step filled with a mix of anticipation and nervousness.