C515 Just Cause Trouble

Soong Yang was in Mu Yanrann's office, a space that exuded an antique charm with its meticulously arranged traditional furniture.

A stick of sandalwood incense stood in the ornate Heaven Devouring Beast incense burner on the desk, its green smoke wafting up and imbuing the room with a sense of otherworldliness.

"Come, turn to the first page. It's the foundational knowledge for martial artists