Question: What is in the briefcase in “Pulp Fiction”, what is the connection w/ band aid on the…?
…back of Marcellus Wallace’s head
We’ve all speculated on the contents of the briefcase, the scar on Marcellus’ neck seems to have been taken for granted. It has been suggested the two are connected. Even if they aren’t, what’s in the briefcase & why does Marcellus have the band aid?

Answer:

Answer by Banging My Head Against The Wall
You never find out what is in the briefcase…

And I have no idea about the band-aid.