"Little Heaven" is a place in the afterlife where people who died before their 20th birthday go. Lily is one of them, a 16 year old who lost her life in a tragic event.While being there she learns about the other kids' stories, however Lily has always had a bad feeling about the only 2 adults there, Mama and Papa, they run the place of Little Heaven, they are always obsessed about the shed they work in, where it is forbidden to go inside. It is up to Lily to discover the mystery of Little Heaven