C874 Asking a tiger for its skin

"Medicine?" Tang Yu asked in a daze as he looked at him with a puzzled expression.

"Yes, Primordial Yin Pill, the chance to become a Heavenly Immortal." The Green Wood Daoist looked at Tang Yu indifferently. His eyes were sharp like knives, causing Tang Yu to feel uneasy.

Tang Yu said in a daze, "What do you mean? I don't really understand."

"Stop pretending. Others won't be able to see it