Pure

16LS Marnie has been plagued by disturbing sexual thoughts for as long as she can remember. At the end of her rope, she jumps on a bus to London on a mission to change her life.

16LS Marnie hits another dead end when she goes to a sex addicts' meeting but it still doesn't explain what's wrong with her. Things start to look up when she finds an unexpected kindred spirit in recovering porn addict Charlie.

16LS Marnie is determined to make the most of being a single Londoner now that she knows what's wrong with her. She jumps into bed with Benji - an earnest, clingy barista - but it has unintended consequences at her work.

16LS Marnie and Charlie try to pick themselves back up after hitting rock-bottom. Marnie gets help from an unexpectedly understanding Shereen while Charlie tries to prove he's up to his old job.

16LS Helen, Marnie's best friend from Scotland, is visiting London and Marnie is terrified of the sexual things that pop into her head when she is around. Encouraged by her new therapy, Marnie tries trusting her old friend with her secrets.

16LS Season Finale: Marnie is shaken to the core when she realises she's pushed Shereen too far, and starts to become paranoid that everyone has turned against her now they know about her condition.