Sung Si-kyung Performs Despite Manager Betrayal 조선일보Sung Si-kyung Returns to Stage at Incheon Festival After Overcoming Manager Betrayal SportsChosunSung Si-kyung Shocked by Betrayal from Former Manager, Year-End Concert Uncertain DIPE.CO.KRSung Si-kyung Betrayed by Longtime Manager, Agency Confirms Financial Misconduct K-en NewsA Story of Kindness Amid Manager’s Betrayal… Sung Si-kyung Helps Victim of ‘Would You Eat’ Impersonation Scam 매일경제
