"Well I'm not a vampire but I feel like one, sometimes.
I sleep all day because I hate the sunlight.."
This is an amazing song by Falling in reverse, "I'm not a vampire".
This outfit matches both the song and video, but kinda more the video cause it's set in a mental rehab.
*2023 edit: grown-up mentally ill kat is mortified at tween kat's take on mental institutions