Sretno srce (The Happy heart) is a small publishing house with a big heart, a place where extraordinary stories and wonderful picture books are created. Located in Zagreb, Croatia, Sretno srce has been publishing amazing stories illustrated by the in-house artist Ana Kadoić, since 2017. Soon it became a synonym for the heart-warming books for children, for books that create an emotional bond between adults and kids, between its female writers and young or older readers, books that nourish everyone’s imagination and expand their worlds.