C1749 Useless Leveling up

"Too weak, too weak" The system's voice rang out: "I've been waiting for you for so long, what's the use of this tiny bit of energy? No other system can unlock it "

When Qin Guan heard the system's words, he immediately understood. Every time the system unlocked, it would receive a new radiation. And now, he had come here. As expected, there was still some residual radiation