NOTHING BUT THE TRUTH by John Lescroart

Lawyer Dismas Hardy knows his wife is the most reliable of mothers. So, when she fails to pick their children up from school one Thursday afternoon he's convinced something terrible has happened. 

He's right.

Frannie has been called as a witness in a murder trial and is refusing to reveal a secret entrusted to her by her friend, a man whose children attend the same school as her own - and who is a police suspect in the death of his wife. And because she won't tell anyone - including her husband - what he's told her, Frannie's been jailed for contempt of court. Until she talks. But she feels honour-bound to silence.

And now a furious, dismayed Hardy is wondering why his impeccably faithful wife is being so loyal to another man. And what the truth is that's keeping a wife from her husband, a mother from her children - and is making him so impotent before the wrath of the law...

Soft cover, fairly good condition. The cover shows minor signs of wear. Rubber stamping on the front page.