谁背叛了谁？Who betrayed who?

【谁背叛了谁？Who betrayed who?】

被难以忍受的困苦生活所迫，一对夫妇决定自杀。他们选择了跳楼。 当他们到达一座高楼的顶部时，他们都数到三。 女人跳了下去，男人却没有跳。 他看着她下降了大约 8 秒钟，然后看到她打开了一个降落伞安全着陆。

问：谁背叛了谁？

A couple decided to commit suicide, after a rough life, they decided to jump off of a building. When they got to the top, they both counted to three. The woman jumped, but the man stayed. He watched her drop for about 8 seconds and then saw a parachute open. Who betrayed whom?