"He must have discovered something." Observers from the Great World immediately sent out relevant information as they looked at the long queue near Zheng Yichen's home.
As for what exactly the queue was about, it wasn't hard to investigate—it was related to the enhancement of individuals, and the ticket price was very cheap...
Although merit points are precious, the starting price of 1 merit point doesn't create much of a burden; no one would find that unbearable.
The only issue is that those who lack enough strength cannot enter, that's all.
Even so, the long queue is enough to show how excellent this enhancement is.
The Dusk mercenaries who weren't strong enough left reluctantly, while those who were strong enough, even though most could only use the lowest grade of the springs, clearly felt the change in themselves after soaking.