If something serious or unusual happens in a family, it will continue to work in the family system until that fate is recognized and recognized by someone.
If for any reason one or more of these laws are not fulfilled in a (family) system, Love creates an (unconscious and unhealthy) dynamic to keep the system complete and full. All persons belonging to this system (or heard) can affect you systemically.
An arrangement can give a lot of clarity on this, and create space for transformation and healing.