The Lost Art of Gratitude (Isabel Dalhousie)

The sixth book in this bestselling series gives us Isabel, intrigue -- both moral and financial -- a fox bite, two engagements and at least one wedding!
While attending a second birthday party with her son, Charlie, Isabel meets Minty Auchterlonie, a ruthlessly ambitious high-flying financier who first appeared in The Sunday Philosophy Club. Minty heads a small investment bank and may or may not be deceiving her shareholders. Isabel faces a dilemma: she has information which could prevent the investors from being cheated -- but how can she be sure of it?
Meanwhile, Isabel's niece, Cat, becomes engaged to a stunt man who is also a funambulist. However, the fiance is about to take up a highly dangerous engagement that Isabel fears will end in disaster, even as Isabel herself considers embarking on an extreme adventure of her own...