I feel like this is about the bombs on Hiroshima and Nagasaki.

As the World Caves in -Cover by Sarah Cothran (slowed down)

matt maltese - as the world caves in sarah cothran cover (( slowed + 8D ))

go check her yt so you can see her sing the song! (it’s a cover) — all credits to sarah! 
i edited the slowed part tho ;)

before the end of the world happens, anyone wanna hold my hand?

Credits to NamJams on Youtube go check em' out.