Trick

"Really?" Although Aldric was interested in the mission from the governor, hearing Sparrow's explanation, he couldn't help but be tempted.

If he got enough of their Saliva, wouldn't he no longer have to worry about spiritual energy?

Surely it could also be sold at a great price.

Only, how would she fight off those billions of birds? Even Sparrow said he would likely die if he had to face them.

"Do you have any tricks?" he asked the old man.

Considering he gave such advice, he should know a special way to steal the saliva from the White Sky Birds.