The group inside the isolated laboratory quietly awaited, so quiet that there was a palpable tension, because Lin Tian's alchemy would determine the success or failure of the "Blood Angel" improvement.
Lin Tian's spiritual sense seemed to be at its peak, capable of keenly perceiving the subtle change in the room, including everyone's emotions and the situation inside the cauldron. When he concentrated, it was as if he held a magnifying glass, observing everything around him in detail.
The blue flame continued to scorch the cauldron, when suddenly, the raven feather inside the cauldron ignited, strangely with black flames.
A cluster of black flames quietly burned, like Hell's Netherflame, or as if countless souls were drifting in the black smoke. The burning of the raven feather made everyone anxious, Musa was an alchemist but she had never seen such a unique refining method; she moved to step forward.
