Ahsoka escorts a group of younglings to Ilum, where they will learn from Yoda and undergo a crucial rite of passage: the construction of their lightsabers. They grapple with both physical and inner challenges as they face the dangerous task ahead of them.
The lightsaber is the weapon of a Jedi Knight. At its heart is a living crystal plucked from the icy caverns of the planet Ilum. The crystal resonates with the Force and bonds with an individual student, forming a strong connection between Jedi and lightsaber.