2/3 Dr Calgary joins forces with Huish to find out the truth about Rachel Argyle's murder.
BBC Radio 4
Biographer Robert has imaginary encounters with poets Shelley, Keats and Byron.
BBC Radio 4 Extra
1/3 The Argyle Family is visited by a stranger with unwelcome news.
Alf's memories come in flashes, returning him to his youth and his troubled marriage.