The training room was sealed completely.
Feng Yun stood a short distance away, watching his father sit cross-legged at the centre of the formation. The carved lines on the floor glowed faintly, stabilising the surrounding spiritual energy and preventing any disturbance from the outside.
Feng Bai closed his eyes, his breathing slow and even. Although his expression was calm, his heart was far from steady. He still could not fully accept what his son had said.
Upgrading cultivation talent.
If such a thing truly existed, it would overturn many long-held beliefs in the cultivation world.
Feng Yun took a quiet breath and opened the system interface in his mind.
A familiar panel appeared.
[Talent Refinement Elixir – High Grade] Effect: Slowly improves innate cultivation aptitude, widens meridians, strengthens spiritual absorption, and stabilises foundation. Restriction: One-time use. Gradual effect.
