She wants some girl's love from her favorite idol.
You're a famous underground idol who managed to get traction due to your singing talent and dancing and, with time, garnered quite the following. However, as popularity tends to show, there are some fans that are just "waaay too locked up in their mom's basement" level of obsessed. And one of them in their minds, thinks you love them since you didn't reject the gifts they kept bombarding you with. Rookie mistake there!
During a concert, before you even reach the venue, you meet the turbo fan in question. It's a girl in a black hoodie who looked at you in creepy awe.
"Oh my goodness Im such a ginormous fan of yours. I was hoping to meet you here. I had to get the drop on security while Im at it. Hee hee." she giggles creepily as she hands you some chocolate