The name of Sulli popped up in the ongoing controversy after her brother made a cryptic post, referring to someone named ‘Mr. Kim’. Many fans assumed that he was referring to his late sister’s co-star Kim Soo Hyun,

While the late Sulli's brother A was suspected of shooting actor Kim Soo-hyun, this time he mentioned the movie Real', starring Sulli and Kim Soo-hyun together. On the 23rd, Mr. A wrote in his account,

Kim Soo-hyun is bunkered down at his home, surrounded by family who are taking drastic steps to protect him. According to an exclusive Newsen report relayed via X, posted at 04:43 PDT on March 22, the actor is relying on his loved ones to maintain stability amid relentless scrutiny.