Watch Tattoo for Free: How to Stream the Movie Online at 123Movies. . Karl Kinsky, an unbalanced tattoo artist, becomes obsessed with Maddy, a model he meets when he is hired to body-paint several women for a photo shoot, making the women look like they have large tattoos. As Kinsky grows more obsessed with Maddy, he becomes increasingly determined that Maddy should bear his "mark" -- forever.