Brown's gang applauds Bunty jumping in for a disabled model to help out her boyfriend Harvey St Gardner and his sister, fashion designer Lady Vivien St Gardner-Verde, holding a fashion show in Kembleford, the entourage staying at Montague Hall, financed by Viven's much elder doting partner Sir Ralph Verde. Uninvited gossip columnist Barbara Farrell is thrown out and murdered shortly after rudely warning Bunty, Harvey, Vivien and her husband Sir Ralf and top model Camille they'll be exposed for past and present misdemeanors, after Harvey's aristocratic influence had her sacked from the fashion magazine for gossip about Bunty. Father Brown uncovers secrets of opium use, gambling debts, assault and the cryptic message of dead heading the roses leading to a back street abortionist in London's East End. Mallory pursues Bunty's boyfriend testing her loyalties, Brown finds the real murderer.
—KGF Vissers