"Grandfather Omer pursues a secret that has been hidden in Jerusalem for centuries.

However, his ancient enemy Ethan is also looking for the same secret and follows him step by step.

Grandfather Omer's grandchildren Ali and Ayse and their neighbourhood friends Anjelika, Hasan Naci and Suleyman embark on a mystical journey through a mysterious door in the streets of Jerusalem.

On this journey, they are guided by the grandson of the Prophet Solomon's companion Hudhud.

While Ali tries to complete the task entrusted to him by his grandfather, Ayse meets the fairy tale bird she has always dreamed of.

".