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2021 The SinnerSeason 4UCP
First episode: 2021-10-13Last episode: 2021-12-01
Still reeling from the trauma of a previous case a year ago, the now-retired Harry Ambrose travels to Hanover Island in northern Maine for a recuperative getaway with his partner Sonya, but when an unexpected tragedy occurs involving Percy Muldoon, the daughter of a prominent island family, Ambrose is recruited to help the investigation, only to be thrown into a mystery of mounting paranoia that will turn this sleepy tourist island, and Ambrose’s life, upside down.
Episodes
0h 54m

Ambrose visits the town of Clark Harbor for a getaway and finds himself at the center of a tragedy

0h 45m

A new suspect leads the investigation into an ongoing feud between the Lams and the Muldoons

0h 45m

Ambrose heads to the mainland to learn more about Percy's past and uncovers dark family secrets

0h 46m

When the Muldoons push to close the investigation, Ambrose refuses, pushing Sonya to the brink

0h 47m

Ambrose discovers the source of Percy's ritualistic practices and dives deeper into her past

0h 45m

A shocking new crime further rattles the town of Clark Harbor; Ambrose and Meg team together

0h 43m

Unsure whom to trust, Ambrose hunts down his pursuers

0h 57m

Ambrose exposes the secret that threw Percy's life off course, setting off widespread consequences