This sequel to “Happiness is a Four-Letter Word” finds Zaza, Princess and Zim living new chapters of their lives amid loss, family grudges and new love.

This sequel to “Happiness is a Four-Letter Word” finds Zaza, Princess and Zim living new chapters of their lives amid loss, family grudges and new love.

Jonathan Anselme, a young English academic, teams up with Max Böhm, an amateur ornithologist, to follow storks on their migration from Switzerland to Africa. Max wants to find out why…