老人罗德里格在淘金热时前去美国,反而赔了自己一生的积蓄,后来他返回西班牙,自己的儿子已经死去,留下一双女儿,在儿子的遗言里,他告诉罗德里格,这其中有一个女儿并非他的亲生骨肉……An elderly man returns to Spain after spent some time in Peru looking for gold mines and losing his fortune. He returns because his son has died leaving two daughters, and the son has left a note stating that one of the two is a bastard child. The grandfather hopes to find out which is his true granddaughter.