C90 The System That Can Transform into a Salesman

Chiang Chen rubbed Chiang Xueer's head and stared into her eyes. He didn't want his precious sister to suffer any grievances.

But Xue'er was still young and still insensible. It didn't matter if a song could make her feel enlightened.

However, if a song could take someone's life without any sound, it would bring an indelible damage to Xue'er's soul.

"System