Under Rewritting - Star wars rebels unbreakable bond

"We'll be best friends forever!"
This promise was made long ago. The two young kid who made this is no longer beside each other. They don't know anything about the other anymore. As they face the cruelty of the world the Empire is controling they need to push through everything with nothing more just this promise to hold on. They need to hope and have faith to go on. But after years of not knowing what happend to the other their bond gives them a reason to fight as they discover they aren't alone. The other is alive.