what's the meaning of "her whisper is the lucifer ! " i cant understand the meaning of "lucifer"

peer presure there's something called peer presure. such as someone gets high scores such as someone gets nice soul mate such as someone gets wonderful body shape such as blablabla im kinda lost this whole year what's more,i even hate myself more and more day after day that sucks

is there anyone interested to go to expo~i can be your companion~just buy me a ticket XD'

First notebook entry: Introducing myself hello everyone,my name is Annice,20-year-old.it's really hard to discribe myself,i'm changeable.But one thing for sure is that i believe in fairytale lol. okay,for the second question .i'm learning english so as to chat to the whole world^^