TNG: Samaritan Snare, streamed on Netflix.
Plot A: Picard's artificial heart goes out of warranty, so he gets a new one installed. Some good scenes between Picard and Wesley, and a nice bit of backstory about Picard's younger self that we will further explore in a later season. We also get to see some nice overacting by Daniel Benzali, who usually plays a bald-headed jerk in just about every role, as Picard's cardiac surgeon.
Plot B: The Pakleds try to .. nevermind, this part made absolutely no sense.