Board Thread:Dark Souls/@comment-198.174.110.146-20140813121751/@comment-3492791-20140813180312

Go back to the Undead Parish and talk to Oswald of Carim. Have him absolve your sins, which will return all NPCs to being neutral. Absolving your sins costs your soul level x 500, so make sure you have the cash before you bother making your way out there.