'아주르스프링'은 미래에 대한 두려움으로 멈춰 선 '서안나'와 과거에 머문 채 앞으로 나아가지 못하는 '윤덕현'이 해녀와 해남으로 살아가며 서로를 통해 성장해 나가는 과정을 그린 힐링 청춘 드라마.
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.