Attack On Titan - Season 1 - Episode 18 - Forest of Giant Trees: The 57th Exterior Scouting Mission, Part 2 [English Subbed]

Summary :- The Female Titan devastates the Scout Regiment in search for Eren, killing any soldier it comes across. Meanwhile, Commander Erwin redirects the formation into the Forest of Giant Trees.
When Squad Levi enters the forest, they soon encounter the Female Titan. The squad begins to panic, asking Captain Levi for orders, though Levi seems level-headed in the dire situation.