Ep 3. Back to the Moon / Bubbled

In season 5 episode 3 of Steven Universe titled "Back to the Moon / Bubbled," Steven and the Crystal Gems embark on a mission to the moon in order to find answers about Pink Diamond and her involvement in the rebellion. With Peridot and Lapis Lazuli's help, they manage to sneak onto the moon base undetected and soon come across the familiar face of the villainous Peridot from the previous season.

As they explore the base, they discover a moon base full of bubbled gems who were once Homeworld's prisoners. Among the bubbled gems is someone they never expected to see again, and they quickly realize that they may have stumbled upon a new ally in their fight against Homeworld.

However, their mission is soon cut short when they are discovered by the villainous Yellow Diamond and her army of soldiers. In a daring escape attempt, Steven and the Gems attempt to flee back to Earth by using a bubble shield to protect themselves from the harsh vacuum of space.

As the episode comes to a close, the Gems are left questioning what they have learned about Pink Diamond and her involvement in the rebellion. Meanwhile, Steven is left with a newfound understanding of the importance of his role as the universe's protector and his responsibility to protect his friends at all costs.

Overall, "Back to the Moon / Bubbled" is a thrilling episode that will keep viewers on the edge of their seats with its action-packed space antics and intriguing plot points.