article_snippet: Mr Henin, aged 39, and fellow captive Pierre Torres, 30, were kidnapped in Raqqa, Syria in June 2013 and released 10 months later.
article_snippet: French journalists Nicholas Hénin (left) and Pierre Torres (right) spent time with Briton David Haines as ISIS captives .
article_snippet: Henin was interviewed upon the publication of a children's book He wrote in captivity with Torres based on the game devised by Haines.
article_snippet: The book, Will Daddy Hedgehog
article_snippet: , was written for Henin's five-year-old daughter, and is published this week.
highlights_snippet: Former ISIS captive Nicolas Henin and another released captive have now written a children's book .
  