Star Wars rebels- fall of the crew...and the rebellion part one: battle for the lost

Sabine has come back to the crew and the crew has welcomed her back in open arms, but after her coming back, things get worse. When a creature is on the ghost, Ezra, a blind Sabine and Theron will have to save the crew. But what happens when they have to do it with a complete stranger from an unknown species? And when the creature is threatening the survival of the crew? And even worse....when the empire is also after them.....and the rebellion?