Kaim Argonar is a fictional character from the video game series Lost Odyssey, developed by Mistwalker. He is a skilled warrior with a mysterious past, having lived for over a thousand years due to his immortality. Kaim's journey revolves around his quest for identity and understanding his long-lost memories. Throughout the game, Kaim encounters various characters and challenges that shape his perspective on life and death. His experiences highlight themes of love, loss, and the human condition, making him a complex and relatable protagonist in the fantasy role-playing genre.