Rare H&M Sofa find, but is that a head stain?

[Gabardine]

Not often spotted in the wild in Canada, even this close to the US border, is a dual-reclining sofa.

http://ontario.kijiji.ca/c-buy-and-s...AdIdZ391767770

Any thoughts on it's condition? Is that a head stain?

Any way to remove it?

How about preventing it?