Ep 10. The Journal

In Teenage Mutant Ninja Turtles (2003) season 1 episode 10, titled "The Journal," the Teenage Mutant Ninja Turtles discover a journal that belonged to their late sensei, Master Splinter. The journal shows flashbacks of Splinter's life before he became a mutated rat and begins to reveal some mysteries about his past.

As the Turtles delve deeper into the journal, they learn about a group of evil ninjas called "The Foot" who were responsible for the death of Splinter's family. The Foot are still active and seeking to obtain a powerful artifact that Splinter knew the location of. The Turtles vow to protect the artifact and stop The Foot from obtaining it.

Meanwhile, April O'Neil discovers that her father has been secretly working with The Foot and is in danger. She enlists the Turtles' help in saving her father and stopping The Foot from getting the artifact.

The Turtles and April navigate dangerous territory, facing various traps and obstacles as they try to stop The Foot and protect the artifact. Along the way, they also discover more about Splinter's past and uncover some surprising secrets about their own origins.

The episode is full of action-packed fight scenes and intense moments, as the Turtles and April work together to face their enemies head-on. However, the emotional weight of the journal's revelations also adds depth to the story and makes it a standout episode in the series.

Overall, "The Journal" is a thrilling and emotionally engaging entry in Teenage Mutant Ninja Turtles (2003), providing both action and heart in equal measure. It is a must-watch for fans of the series and an excellent example of what makes this iteration of the Turtles so iconic.