Dark Souls 3 PC Steam version Abyss Watchers bug

Ok, here s the deal: some guy (maybe girl) summoned me to help him (or her) defeat the Abyss But they suddenly decided to cosplay the Slenderman. FromSoftware, seriously, what the hack Yesterday I saw immortal Crystal Sage, today frozen Abyss Watchers. .. Maybe tomorrow High Lord Wolnir will crawls AWAY from me or Deacons of the Deep will use HEALING miracles on