A new guardian is chosen. But why was she chosen? Was it because she is the daughter of the Moon. What other dark secrets does she hold? The Big 4 – Jack Frost, Hiccup, Merida, Rupunzel - are determined to find out. Why does Jack find her so familiar? Will Elsa find her true love, or will she be rejected because of her family? Jelsa.

Elsa, the princess of the stars has returned. Her father Starlight Moon is throwing a ball in her honour. Everyone is invited including the Guardians. What will Jack Frost do when he sees the beautiful princess? Jelsa One – shot.