How does the Ramayana explore the theme of loyalty and betrayal in the character of Vibhishana, Ravana's brother?

Vibhishana’s character in the Ramayana embodies the complexities of loyalty and betrayal, as he chooses to defect from his brother Ravana’s side and join forces with Rama. His decision to align himself with Rama reflects his recognition of righteousness and his desire to atone for Ravana’s sins. Despite facing suspicion and skepticism from Rama’s allies, Vibhishana proves his loyalty and sincerity through his unwavering support and invaluable counsel. His betrayal of Ravana underscores the consequences of misguided loyalty and serves as a cautionary tale about the importance of aligning oneself with truth and justice.