Classics, modern fiction, non-fiction, and more. Written for secondary and adult students, the Oxford Bookworms Library has seven reading levels from A1 to C1 of the CEFR. Arthur Clennam is back in England after many years abroad. He finds his mother as cold and hard as ever, but his father's recent death has raised a mystery, and he is determined to uncover it. Could it have anything to do with Little Dorrit, the quiet, kind girl who sews for his mother and returns at night to her home in the Marshalsea Prison? As Arthur gets to know the Dorrit family, he is too busy searching for the truth about his mother's secret to notice that he may have found the answer to his own happiness. CEFR B2, word count 25,189.