Frenchmen named Hénin and Pierre Torres were in captivity with Haines . Pair have written and illustrated Hérisson Rentrera - t - il à la Maison ? Book came from an idea of Haines ' while they were all being held by ISIS . Tells story of captive hedgehog who escapes and fights his way home . ransom , 44 , and Torres , 44 , were released after 10 years in Syrian prison . Father - of - two Haines , meanwhile , was beheaded by Jihadi John in September .
Frenchmen Nicolas Hénin and Pierre Torres were in captivity with Haines . Pair have written and illustrated Hérisson Rentrera-t-il à la Maison ? Book came from an idea of Haines ' while they were all being held by ISIS . Tells story of captive hedgehog who escapes and finds his way home . Hénin , 39 , and Torres , 30 , were released after 10 months in Syrian prison . Father-of-two Haines , 44 , was beheaded by Jihadi John in September .