A girl sings a song, and her father is sacrificed.  A son is tasked with taking his mother to the mountains, where she will left to die.  A tense hostage situation at a sumo wrestler's dojo.
For some reason he 
wasn't worried at all.
Por alguna razón no estaba 
preocupado por su hermana.
Por alguna razón, no estaba 
preocupado por su hermana.
Por algum motivo, ele não se preocupou.