"Seven Thirty-Seven" (Breaking Bad Season 2, Episode 1) follows Walt and Jesse dealing with the aftermath of Tuco's violence, forcing a shift from desperate amateurs to calculating criminals. Key themes include the $737,000 financial goal representing Walt's rationalized motivation and the foreshadowing pink teddy bear. The episode features the introduction of ricin as a "scientific" solution to their predicament. For more, visit Breaking Bad Wiki . "Breaking Bad" Seven Thirty-Seven (TV Episode 2009) - IMDb