Tyltyl is a character from the play "The Blue Bird," written by Maurice Maeterlinck. He is a young boy who embarks on a magical journey to find the elusive Blue Bird, a symbol of happiness. Accompanied by his friend Mytyl, Tyltyl explores various realms, meeting different characters that represent aspects of life and emotions. Throughout his adventure, Tyltyl learns valuable lessons about love, joy, and the importance of appreciating what he already has. The story emphasizes the idea that true happiness often lies within and is not always found in distant or material pursuits.