The results of the probing made Wang Zhifan realize that the island was not a good place to set foot on. If he attempted to go up there, a battle was bound to occur. The outcome of the battle was uncertain; he was likely to win, but there might be a cost to pay.
"There's no need to step into unknown danger just to satisfy a bit of curiosity. At the very least, I should figure out what gains can be made before taking action... I'll mark the location for now."
After some thought, Wang Zhifan decided to retreat. The primary reason was that the risks and rewards were not balanced: the enemy's strength was definitely not weak, but the reward might very well be zero. He didn't see the need to invite trouble upon himself.
This little incident made him realize that the introduction wasn't wrong; this world harbors dangers and hides secrets, possessing significant exploration value.
