Overview

• The Better Sister is an adaptation of Alafair Burke's bestselling novel, blending family drama with procedural suspense.
• Jessica Biel and Elizabeth Banks play estranged sisters Chloe and Nicky, whose lives collide after Chloe's husband Adam is murdered.
• The series explores complex family dynamics, including addiction, estrangement, and the revelation that Nicky is the biological mother of Chloe's son, Ethan.
• Kim Dickens and Bobby Naderi portray detectives investigating the murder, with Ethan becoming a key suspect in the case.
• All eight episodes of the series, directed by Craig Gillespie, will be released simultaneously on May 29, 2025, on Prime Video.