Even if you say it’s ferocious, that doesn’t particularly mean that it will come charging at us.” (Armstrong)
“Only if you threaten it, right?” (Wendelin)
“That’s why everyone refuses to do this request.” (Burkhart)
The hint is that the ingredient necessary for wonder drug is the eggshell.
“The 『Pink Hippo-san』 uses an unique magic on its enemies that try to hurt the egg or itself.” (Armstrong)