In the story, former party girl Effy is a receptionist and later a stock trader for a London hedge fund who becomes embroiled in an insider trading scandal. Effy lives with Naomi Campbell (Lily Loveless), who is now her best friend

A missing message from rogue mathematician Alan Turing surfaces as part of the celebrations for his 100th birthday. In code, it provides the key to a century old puzzle that, if solved, will bestow academic immortality...and crash the world into chaos.

Irreverent comedy drama which follows the messy lives, loves, delirious highs and inevitable lows of a group of raucous teenage friends in Bristol.