C494 Pill Alchemy Emperor

Inside the secret room.

"Old Gu, detonate it!" A voice suddenly rang out.

"Sigh, it's been thirty years. It's about to mature. It's a pity to detonate it now!" The person called Old Gu said regretfully.

"What's there to feel sorry for? Anyway, we've been discovered. Meng Fannchen hasn't found you yet, so he must have caught you off guard