C170

Gao Mu gazed at the old man, deep in thought, and remained silent for quite some time.

The old man, observing Gao Mu's bewildered expression, couldn't help but burst into laughter.

"Grandpa!" Suddenly, a voice rang out from a room. A girl bounded out energetically. She paused briefly upon laying eyes on Gao Mu.

"Qing'er!" The old man's eyes were filled with affection as he looked at the girl