Right after agreeing to an ultimatum given from the cartel, Gus takes Mike and Jesse down with him to Mexico, where they may have Jesse teach the cartel scientists (led by Benicio Fuentes) how you can cook the blue meth. Gus returns from Mexico and his romance with Walt unravels, https://juliusyzfeb.jaiblogs.com/56487568/the-5-second-trick-for-blue-crystal-math