Watch A Thin Line Season HD Full Free on solarmovie.do. Watch A Thin Line tv series online free. Follows Ana and Benni, two sisters in a quest to expose environmental wrongdoing, but when things go...Follows Ana and Benni, two sisters in a quest to expose environmental wrongdoing, but when things go bad after hacking a government server, a question arises: What line are you willing to cross for something you believe in?