"A gripping and gloriously treacherous thriller without guide ropes or safety nets. Leave all certainties by the door." Frances Hardinge A taut thriller about murder, maths and the mind. Peter Blankman is afraid of everything and must confront unimaginable terror when his mother is attacked.

Seventeen-year-old Peter Blankman is a maths prodigy. He also suffers from severe panic attacks. Afraid of everything, he finds solace in the orderly and logical world of mathematics and in the love of hi...

Boston, mid-17th century: Hester Prynne, dignified and silent, is led through prison doors to her public shaming by her censorious Puritan neighbors. Holding her illegitimate child to her breast and bearing a bright scarlet letter "A" embroidered on her bodice, Hester must now struggle to create a new life for herself and her child in this harsh and unforgiving community. When her missing spouse reappears and takes up residence in town under an assumed identity, the stage is set for an explos...