미래가 두려워 멈춰 선 안나와, 과거에 머문 채 앞으로 나아가지 못하는 덕현. 두 사람은 해녀와 해남이 되어 물질을 통해 자기 자신을 마주하고, 함께 성장해 나간다. 예측할 수 없는 삶 앞에서도 끝내 각자의 방식으로 다시 앞으로 나아가기 시작한다.
After years marked by injury and failure, former swimmer Anna returns to her quiet seaside hometown, leaving her dreams behind. There, she crosses paths with Yun Deok Hyun, a quiet sea diver who remains trapped in his past, enduring time in silence. Brought together under one roof, Anna begins to learn diving from him, slowly finding her way back to life. But as their distance closes, unspoken emotions rise, and a long buried secret surrounding Deok Hyun begins to fracture their fragile peace. As the past refuses to stay buried, both are pushed to confront what they have been running from and find the courage to move forward.
Deok Hyeon y Anna, atrapados entre el pasado y el futuro, encuentran en el mar una oportunidad para redescubrir el sentido de sus vidas.
Seo Anna, une ancienne athlète paralysée par la peur de l'avenir, choisit de quitter Séoul pour retourner dans la ville natale de sa mère. Elle fait la rencontre de Deok Hyeon, un homme prisonnier de son passé et incapable d'aller de l'avant. Ensemble, ils embrassent une voie radicalement différente : celle de la mer. Anna devient haenyeo, plongeuse traditionnelle, tandis que Deok Hyeon suit un parcours parallèle en tant que haenam.