Arthur Clennam returns to London after working abroad for many years with his now deceased father. Almost at once he becomes involved in the problems of his mother's seamstress Amy Dorrit and of her father residing in the Marshalsea debtors' prison. Pursuing their cause Arthur comes across a successful business opportunity and also gains a number of new acquaintances, while his and Amy's paths continue to cross. A reversal of fortune lays him low, but to fully understand how, this story must now be seen through Little Dorrit's eyes.