Spirit Elements!?

Creator

"Wait a minute so you have been watching me this whole time and have said nothing? "Yes, but it hasn't been just me it's been the four of us" The four of whom? "My "sisters". "I am just in my human ghostly form so I wouldn't freak you out too much but we are kind of like ghost/spirit elements if you will. "And what are your (sisters) names? " The fire spirit one has you see in front of you is