Breaking Bad is the story of Walter White, a brilliant chemist turned high school chemistry teacher, who turns to a life of crime after being diagnosed with stage III, inoperable lung cancer. To secure his family's financial security Walter enlists the skills of former student turned drug dealer and meth cook, Jesse Pinkman, to cook and sell methamphetamine. As the show evolves Walter becomes progressively darker and morally questionable while Jesse finally gets a proficient chemistry education. I'd tell you more, but I don't want to ruin it for you. If you aren't watching, you should be.