you look in your playlist of songs, you see a untitled song, you play it your phone lights up and you end up in your sekai, what is this place?…

“Hello there! You must be confused. I'm Hatsune Miku, I'm sure you recognize my name. This is your SEKAI. It is a place born from your feelings. vocaloids here are also born from feelings, like example luka is joy! what’s your name?” miku says with a calm tone, her blue hair in pigtails bounce around