Finger family (Anime)

The Finger family (フィンガー家) is an Eldian family living under the rule of Marley in Liberio.

History
While Pieck's father was attained by a grave illness, his daughter selflessly volunteered herself to join the Warriors and succeeded in earning the right to inherit the Cart Titan, this managed to save his life by providing him the necessary medicaments. However, he expressed his distress and despair by his daughter's sacrifice and foreseeable death by the Curse of Ymir.

Clash of the Titans arc
Five years into the mission to reclaim the Founding Titan, Pieck journeys to Paradis Island with Zeke Jaeger and a contingent of Marleyan soldiers, using her Cart Titan to carry supplies for them. She is present as Zeke and the soldiers transform the inhabitants of a small village into Titans.

Return to Shiganshina arc
Pieck is present at the Battle of Shiganshina District in her Cart Titan form, acting as a lookout for the other Warriors, carrying Bertholdt in a barrel on her back, and saving Zeke and Reiner from being killed by the Scout Regiment.

Marley arc
After returning to Liberio from the Marley Mid-East War, Pieck is happily greeted by her father.

During the Scout Regiment's Raid on Liberio, Pieck is trapped in a pit with Galliard by a mysterious soldier. After escaping, she recognizes the sound of omni-directional mobility gear. Later, when entering the battle, Pieck is severely injured by Thunder Spears and is forced to retreat.

War for Paradis arc
Pieck infiltrates Paradis Island and confronts Eren Jaeger, claiming that she wants to defeat Marley. This was a ploy to lead Eren into a trap, and he is ambushed by the Marleyan military, as well as the Armored and Jaw Titans.