Their Little Secret

She says she''s an ordinary mother.
He knows a liar when he sees one.

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.

From five-million-copy bestseller Mark Billingham comes a breathless new thriller starring Thorne and Tanner that readers will devour . . .

''You will not be able to put this book down. Their Little Secret is an unforgettable ride'' KARIN SLAUGHTER

''Hugely intelligent and authentic'' BELINDA BAUER, author of Snap

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PRAISE FOR MARK BILLINGHAM

''One of the great series of British crime fiction'' THE TIMES

''An unconventional literary superstar'' MAIL ON SUNDAY

''Billingham is a world-class writer'' KARIN SLAUGHTER

''A new Mark Billingham is always a treat'' SUSIE STEINER

''Finely paced and polished procedural, with twists and turns galore'' CARA HUNTER

''Perfectly executed and with a thoroughly unnerving twist'' GUARDIAN

''Thorne is a terrific invention'' IRISH INDEPENDENT

''Mark Billingham gets better and better'' MICHAEL CONNELLY