"Ibong Adarna" is a classic piece of Filipino literature, known for its enchanting tale and moral lessons. It is a Filipino epic, attributed to an unknown author, and has been passed down through generations. The story revolves around the quest of three princes to capture the magical and elusive bird, Ibong Adarna.

Main Characters:
Don Juan: The youngest and kindest prince, known for his bravery and virtue.
Don Pedro: The eldest prince, often portrayed as ambitious and sometimes cruel.
Don Diego: The middle prince, who is often influenced by Don Pedro.
King Fernando: The ruler of Berbania and the father of the three princes.
Queen Valeriana: The mother of the three princes.
Plot Overview:
King Fernando falls gravely ill, and the only cure is the song of the mythical Ibong Adarna. The bird is said to sing seven beautiful songs that can heal any illness. To save their father, the three princes set out on a journey to capture the bird.
Don Pedro goes first, but he fails and is turned into stone by the bird's magical song.
Don Diego follows, but he also suffers the same fate as his elder brother.
Don Juan, the youngest and most virtuous prince, embarks on the quest and manages to capture the Ibong Adarna with the help of some magical aids and his pure heart.
After capturing the bird, Don Juan revives his brothers, but they betray him and leave him for dead. Despite the betrayal, Don Juan's goodness prevails, and he eventually returns to the kingdom with the Ibong Adarna. The bird's song cures King Fernando, and justice is served as Don Juan's true worth is recognized.
Themes:
Virtue and Bravery: The story emphasizes the importance of inner goodness and courage.
Justice and Retribution: The tale shows that betrayal and wickedness are eventually punished.
Magic and Adventure: The epic is filled with magical elements and adventurous quests, captivating readers and imparting moral lessons.
"Ibong Adarna" remains a beloved and enduring tale in Filipino culture, often adapted into various forms of media, including theater, television, and literature. It teaches valuable lessons about virtue, loyalty, and the consequences of one's actions.