Captain Picard and company arrive at Turkana IV and if that sounds familiar… that’s where Tasha Yar came from.

We get to meet Tasha’s sister, Ishara Yar, and she befriends Data. The crew have to mount a rescue mission to save the survivors of the Arcos and this is all a social commentary about gang violence.

I summarize the plot and point out and explain all the references so you don’t have to