Another motive could be a sense of self - preservation. Perhaps the neighbor had done something wrong in the past and deceived to cover it up. If they had, for instance, accidentally damaged the victim's property and didn't want to take responsibility, they would lie about it to avoid paying for the damages.
It might lead to a breakdown of trust within the community. People might become more cautious and less friendly with their neighbors.
One possible motive could be an unhealthy obsession. Maybe the paramedic developed an inappropriate fixation on the person they stalked. It could also be related to a power complex, where they felt in control by invading someone's privacy in this way.
One possible motive could be protection. The mother may want to shield her family from a painful truth.
Maybe the victim started to notice small inconsistencies in the neighbor's story over time. As they thought more about what the neighbor had said, things just didn't add up. For instance, if the neighbor said they were out of town on a certain day but the victim saw their car in the driveway.
One possible motive could be fame. People like to hear about extraordinary things, and having 1000 kids is definitely extraordinary. So, the person involved or the storyteller might be seeking attention.
One possible motive could be financial gain. If the husband was in debt or had a large inheritance at stake, he might have considered getting rid of his partner. Another reason could be jealousy. Maybe he suspected his wife of being unfaithful without any real evidence and let that emotion drive him to have lethal intentions. It could also be related to a mental illness that was undiagnosed, causing him to have irrational and dangerous thoughts.
It could also be related to financial gain. For example, if the victim was from a wealthy family, the abductor might be hoping for a ransom. Another possibility is that the abductor has some psychological issues and targets the HBCU campus randomly as it represents an accessible and vulnerable environment in their mind.
One possible motive could be for fame or notoriety. People who create such hoaxes might think that by claiming to be a time traveler from 3036, they will get a lot of attention from the public and the media. Another motive could be financial gain. For instance, they might hope to make money from views on a video or clicks on a website where they tell their 'story'.
Perhaps she is attracted to the neighbor's different personality or lifestyle. Maybe the neighbor represents something she desires but lacks in her own marriage, like a sense of adventure or a more carefree attitude.
The true story behind 'Vows of Deception' might have involved complex human emotions. For example, love and greed could have been intertwined. There could have been a situation where someone made vows for financial gain while pretending to be in love. Social and family pressures might also have played a role. Maybe the people involved were trying to uphold a certain image in their community or family, which led them to create these false vows. All these elements together could have formed the basis of the true story that inspired 'Vows of Deception'.