Walter White (in the context of "Breaking Bad")

Walter White is the main character in the television series "Breaking Bad." He is a highly skilled high school chemistry teacher who turns to manufacturing methamphetamine after being diagnosed with terminal cancer, aiming to secure his family's financial future. Over time, his moral boundaries blur as he becomes increasingly involved in the criminal drug trade, adopting a ruthless persona known as "Heisenberg." His character explores themes of morality, desperation, and identity, illustrating how circumstances can drastically alter one's actions and values.