Episode 3 picks up where the previous episode left off, with the Scout Regiment launching a massive operation to reclaim the land beyond the walls. The story takes a thrilling turn as the regiment faces off against a massive Titan, known as the "Beast Titan", which has been terrorizing the countryside.
The episode also explores the theme of sacrifice, as the characters are forced to confront the harsh realities of their world. The Titans may be monstrous creatures, but they are also a symbol of the unforgiving nature of the world. The humans must constantly adapt and make difficult choices to survive, and the show raises important questions about the morality of war and the value of human life.