The old man sighed, but as he spoke, he seemed a bit unsteady on his feet.,Unable to miss the pain etched across his face, he stared intently at Lin for a moment before taking a step forward.,He glanced back at the child, hesitated for a moment, and said in a soft voice: "We don't need to hold a wake. Just renovate my mother's grave site for me. That's how I show filial piety."。