TY - BOOK AU - Billingham, Mark. TI - Their little secret T2 - A Tom Thorne & Nicola Tanner thriller SN - 9780751566987 U1 - 823.92 23 PY - 2019/// CY - London : PB - Little, Brown Book Group , KW - Thorne, Tom KW - Police KW - Fiction KW - Suicide KW - Murder KW - Investigation KW - DI Thorne, Tom (Fictitious character) KW - London (England) KW - Detective and mystery fiction N2 - Sarah thinks of herself as a normal single mum. It's what she wants others to think of her. But the truth is, she needs something new, something thrilling. Meanwhile, DI Tom Thorne is investigating a woman's suicide, convinced she was driven to do it by a man who preys on vulnerable women, a man who is about to change Sarah's life ER -