Brian Joo posts about “psycho” fan’s constant harassment

In short: Brian Joo revealed that an unknown person has been threatening him anonymously for years and asked for help dealing with him/her.

In detail: The musician updated his Instagram account with three screenshots and a long caption, confessing that someone has been threatening him, his family and friends "for years" through the anonymity of the internet. 

"Can anyone help with some psycho people, who keep saying I did things to them, when I haven’t even met them in real life? (sic)" Brian wrote. He also made an appearance on KBS Weekly Entertainment, where he shared that the person has also sent packages to his home, sharing that he feels threatened as this means that the person knows his personal information, including his address.