Do Ji-han

On a raining evening, middle-school student Yeo-Seon, resident of a middle-class apartment complex, walks home alone from the bus stop, but she doesn't make it home. 10 days later, her decapitated body is found in a red suitcase. Gyung-Hee is Yeo-Seon's stepmother. She carries tremendous guilt, because she did not pick her up stepdaughter on the evening that she was abducted. (asianwiki)

Some elite troops from South Korea trying to solve an amount of missing and death cases at the border between North- and South Korea. (imdb)

Revolves around an elite group of male warrior youth called Hwarang who grow through passion and love in Seorabeol, the capital of the ancient kingdom of Silla. (imdb)