Chapter 35 Elixir's Skill

Sitting cross-legged on the bed in the inner chamber, Du Fei made no move but squinted slightly, staring intently at the ancient wooden box in front of him, lost in deep thought. The box was made of agarwood. Despite its age, there was no sign of damage. At the opening of the box, the beeswax that sealed it was pitch-black, indicating that it hadn't been opened in countless years.