How Zeigarnik Effect makes it hard to move on from toxic people

The Zeigarnik Effect says it's hard for a human mind to forget unfinished tasks. Dr Sarthak Dave explained that it's applicable in relationships too, where people often struggle to move on from toxic partners due to lack of emotional closure. Similarly, those with abusive childhoods may seek similar partners, unconsciously trying to 'complete' unresolved emotional stories and heal past wounds.