C46 Persistence

The old guard sat upright on a chair, his eyes red. At the same time, he looked outside the window with a ferocious expression, as if he was choosing a person to swallow!

Seeing such a face, even Wu Tian's heart skipped a beat.

However, Wu Tian still held his anger and called out, "Grandpa Cao?"

However, facing Wu Tian's shouts, Master Cao acted as if he didn't hear anything