The mother held the music box, looked at it for a moment, then put it back in place and smiled, "It feels familiar, like I've heard it somewhere before, but I can't remember."

"Maybe it's just a coincidence. Son, you seem very tense?"

Qin Nuo shook his head and chuckled dryly, "Just curious, asking casually."

"Alright then, finish your milk and go to sleep, don't stay up late."