In Arenberk High-school The Big Four is the popular group, consisting of Jack Frost, Rapunzel Corona, Merida Dunbroch and Hiccup Horrendous Haddock III. A new girl comes to their school Elsa Arendelle. She's shy and reserved and seems to shut out people. But the gang feel Elsa has a secret. Now the Four bring the new girl into their group in hopes to find out the truth and secrets behind Elsa Arendelle. Second Book: Keeping A Promise