Nombre original: 深海利剑
Fecha de estreno: 27 de julio de 2017
Serie
Tiempo promedio: 45 minutos
Géneros: Drama
Sinopsis: To counter foreign submarine threats, the navy launches a secret plan to train elite officers for a next-generation submarine. A group of young recruits undergo intense training, transforming into skilled soldiers who take to the deep sea to protect national waters.