The Bay Season 4 DVD follows the police in the Morecambe Bay area in Lancashire who investigate missing persons and suspicious deaths. The Bay DVD. Follows D.S. Jenn Townsend as she investigates missing persons cases in the Morecambe Bay area. A tragic death rocks a local family, putting DS Jenn Townsend and her partner, DS James Clarke, at the centre of a complex investigation. As they dig deeper, hidden secrets emerge, threatening to tear lives apart.