Steelworker Chen has a passion for music and plays the accordion in a local band with a close group of friends. When his estranged wife returns one day after years of absence, she demands a divorce and sole custody of their daughter. Chen is at a loss. He doesn't mind divorcing a woman who has become a stranger, but he can't bear to part with his daughter. Chen has worked hard to give her a respectable life and has taught her his love of music. When asked if she'd rather stay with her father or go with her mother, the girl gives a practical, devastating answer: she'll go with whomever can provide her with a piano. Chen cannot afford such a luxury item, but the piano becomes his last hope to save what little is left of his family. With the help of his loyal friends and the support of his lover - the singer in his band - Chen concocts several plans to fulfill his daughter's wish...
Detective Jung-soo faces the victims of brutal murders who were killed for no reason and this makes him outraged. During the investigation, he meets Ji-hyun who is the only survivor and marries her, but they cannot escape from her tragic past. One day, Jung-soo's partner, So-young, arrives at the crime scene where she finds Jung-soo crying out in sorrow with his wife and daughter in his arms who are found viciously murdered after they went missing. But as the police and the law let the suspect go because for lack of evidence, Jung-soo decides to take vengeance himself on those unpunished killers and the cruel world.
Varias personas viajan en el tren que hace el último trayecto de Seúl a Yesou. La azafata Mi-sun ha cambiado su turno con el de su compañera. Hoy es su cumpleaños y desea estar allí, en ese último viaje. Algunos vagones pertenecen al convoy que hace unos años sufrió un terrible accidente sin explicación aparente, en el que murieron miles de personas. También hoy, casualmente, es el aniversario de este trágico suceso. Tras una parada de 10 minutos, el tren arranca de nuevo. Pero nada volverá a ser como antes: comienzan a desencadenarse una serie de extraños acontecimientos... (FILMAFFINITY)
Despues de recibir una llamada de su ex novia confirmándole que se va a casar, Hyeon-woo deja Seuol y a su madre y se va al campo con la esperanza de empezar de nuevo. Alli se pone a trabajar como profesor de música para la banda de la escuela de Dongye, que hace años que no ha ganado ninguna competición. Además el programa de música esta en peligro de desaparición si no lo hacen bien este año.
