The kidnapping of a young boy reminds Cragen, Munch and Benson of an unsolved case from 13 years earlier.
Barba relies on old evidence, and faces off against a former colleague, during the trial of child abductor Lewis Hodda.
An emancipated minor (Emily Rios) working as a factory manager falls ill on the job; Foreman takes on a pediatric case that has him questioning whether he can function without House's oversight.