I'm a member of a popular idol group and known to be cold blunt and an idol who hates fan service since I think of it as to add reason why some fans are delusional.

Now we're having a fan sign as I only say thank you in a casual tone and didn't even smile until it's your turn a girl who's always attending our fan sign making me curious all of a sudden

"hey.. may I know who's your bias?"

I asked in a slightly curiousity on my tone and still have my serious expression with my eyebrows raise up