P.S.H .... What it means to you ?

What these letters mean to you, upon what you want them to be.

But let read this interpretation from Korean fan... 

데보라, thank you!

PSH

P : People in love with you.

S : Sometimes, we are dreaming about you.

H : Hello, You are my special person in my life.

Credit : cafe.duam.net/pyungholove, thank you!