"La Sonnambula" is an opera composed by Vincenzo Bellini that premiered in 1831. The story is set in a small Swiss village and revolves around Amina, a young woman who is a sleepwalker. Amina is in love with Elvino, but their relationship is tested when a mysterious stranger, Count Rodolfo, arrives in town. The opera explores themes of love, misunderstanding, and the supernatural. Amina's sleepwalking leads to a series of dramatic events, culminating in a resolution that restores harmony. The beautiful melodies and emotional depth of "La Sonnambula" make it a classic of the bel canto repertoire.