Ep 14. My Brother's Keeper

In season 3 episode 14 of Lucifer titled "My Brother's Keeper," we see the aftermath of the revelation that Pierce is Cain, the world's first murderer cursed with immortality. As Lucifer and Pierce deal with the consequences of this revelation, a new case arises involving a murdered ballerina.

Lucifer and Pierce struggle to work together on the case due to their complicated history, and Chloe steps in to mediate their relationship. Meanwhile, Maze is still grappling with her feelings for Amenadiel and Linda, leading her to make a drastic decision regarding her role in their lives.

The investigation into the ballerina's murder leads them to a suspect who seems to have a personal connection to the victim. As they delve deeper into the case, they uncover surprising twists and turns that challenge their assumptions about the culprit and the motives behind the crime.

In true Lucifer fashion, the episode also features some comedic moments, particularly when Lucifer attempts to master ballet in order to infiltrate the dance world.

Overall, "My Brother's Keeper" is a tense and emotional episode that explores the complex relationships between the characters while still delivering on the show's trademark blend of crime-solving and supernatural elements.