C248 Is He My Biological Son!

"Grandfather!" Yin Yayue shouted in surprise.

A trace of astonishment flashed across Yin Mofeng, Yin Yaxi and Yayan's faces as they hurriedly called for someone.

When Yin Mohua saw the old man, a trace of worry flashed across his face.

Yin Qingyan and the rest quickly shouted:

"Father!"

Pow! A loud sound was heard