Amid the Tintagel spring gala, Lizzy grapples with whether to share crucial information with Nan.

Cast: Kristine Froseth, Alisha Boe, Matthew Broome, Josh Dylan, Barney Fishwick, Aubri Ibrag, Guy Remmers, Mia Threapleton, Josie Totah, Imogen Waterhouse, Jacob Ifan