A moment later, Aaron walked out of the Iris Room, a faint smile finally appearing on his previously wooden face.
After seeing through the "Beast's" little trick, he had used several vials of "Sleeping Potion" to exchange all the contaminated spiritual materials from the "Beast".
As for his excuse, it was that he had never seen contaminated materials before and planned to take them back for research and experimentation.
The "Beast" looked at him with eyes similar to someone seeing a fat sheep, patting his chest and promising that if he had more such goods in the future, he would definitely send them his way.
'It'll be fine once or twice, but any more would undoubtedly cause problems and arouse suspicion.'
Aaron filled a black briefcase with the materials, warning himself in his heart.
As for the contaminated spiritual materials?
