Upon hearing Zhang Chu mention a qualitative change in strength, Tong Qingshan and Little Grapes immediately turned their gaze toward him.

At that moment, Zhang Chu took out a pair of Tianxin Bones from the Conjoined Birds and handed them to Tong Qingshan. "These are Tianxin Bones. Absorb them."

"What are these?" Tong Qingshan stared at the pair of Tianxin Bones, his eyes wide with amazement.

Previously, when Teng Su gave Zhang Chu the Tianxin Bones, Tong Qingshan and Little Grapes were both asleep and unaware of the treasure Zhang Chu had acquired.