It appears Yoo Ah In fans aren't ones to sit idly by and stand for false, malicious comments against their favorite star. 

According to what prosecution stated on Wednesday, a person identified by surname Park, who is presumed to be a Yoo Ah In fan, lodged complaints against nine unidentified netizens for malicious comments against the actor. Park had charged them for defamation, saying, "The defendants spread unconfirmed, false rumors that Yoo Ah In is a homosexual." 

SEE ALSO: Netflix unveils first teaser poster for 'Goodbye Earth' starring Yoo Ah In

Yoo Ah In himself had previously cleared up any misunderstanding that arose from the rumors, and stated that they were "distorted." 

The case has been handed down the the police, who will be handling any further investigation into the case.