Hwang Buin's Secret Admirer?

This is a portion of the radio show Hwangbo guested in recently. Credits to tsure from baidu & suppika & uniquebz from hwangboeveryday. [To read full translation, click here.]

Mc: Hwangbo ssi received a gift just now, a sneaker.
Hwangbo: I am now doing this program and i don't know who is the person but the person knows me and chases me.
Mc: is this the first time ?
Hwangbo: No, a few weeks ago this person also came to another studio and send gifts to all the people in the waiting room. I received a letter saying that i prepared these for you today and next time you should work harder for me.
Mc: OMG
Hwangbo: I am totally touched and wanted to cry. He said "you"( not the honorifics of you). I think he is an oppa or someone. I don't know.
Mc: I don't know either.
Hwangbo: the artists who debuted early than me and now is not in the showbiz.
Male guest: according to the concept of program, you should have known him.
Hwangbo: Right. I feel depressed as i am the only one who don't know it.
Male guest: that guy must be happy.
Mc: in fact, i'm a little bit jealous. it is really happy to have more friends like this as artists. it's like dating with someone.
Hwangbo: Don't you feel horrible? a little bit?
Mc: how could it be? I have never received presents like this.
Male guest: no one knows where i live
Hwangbo: hahahaha
Mc: receiving gifts like this really feels good.
Hwangbo: it is from a guy anyway.
Mc: a guy we don't know
Hwangbo: Next time when i am shooting a program.
Mc: Hwangbo receives a gift today and her mood is really good. I saw you are modeling on a Thailand Magazine and have many fans there.
Hwangbo: Many come and speak korean, i am really touched.

Who do you think the mystery man is?