Episode 144 - Luffy’s New Promise! A Crew United by the Pirate King’s Legacy

Episode 144
Luffy’s New Promise! A Crew United by the Pirate King’s Legacy
Japanese: ルフィの新たな誓い！海賊王の遺産で結ばれた仲間たち
Rufi no Aratana Chikai! Kaizoku-Ō no Isan de Musubareta Nakama-tachi

The crew discovers an ancient map that leads to a long-lost island filled with hidden treasures. As they follow the map, they encounter dangerous sea creatures and rival pirates who are also after the treasure. The episode focuses on the theme of discovery and the crew’s ability to overcome the challenges of the Grand Line.