The tearing pain made Ouyang's parents clench their teeth tightly until, half an hour later, they finally understood what their daughter meant by pain, finally understood why their daughter had repeatedly cautioned them. Thinking about how their daughter had drunk the undiluted potion, and considering how painful the diluted one already was, they couldn't fathom how she managed to endure it! Looking at their daughter with hearts aching, they only realized the source of the foul smell was coming from their bodies when they began to smell it. Looking down, the two blushed and hurried to the restroom with their clothes, not emerging for twenty minutes! It wasn't until then that they realized the pain had completely drained them of their strength, and that even washing up was an extraordinary feat! Slumping onto the couch, they didn't want to move another inch!