chapter 170 sigh in the cave

"clang!" "Clang!" Waves of crisp sounds resounded in the cave. Chuck Hao's hand formula kept hitting the top of the stove, making crisp sounds, and the flames splashed everywhere. The scorching magma burned the entire furnace into red. The medicinal materials entered the furnace one by one. One plant! Two plants! Three plants! On the cauldron, among the several complex inscriptions, a fiery red glow bloomed on the first inscription, as if it had been ignited. The process of the medicinal...