In the period of time that this sleight of hand takes place,
the reality of the abusive parent's (Parent B) abusive behavior, which has been clearly documented and recognized by the court, is now obfuscated by these more recent developments, and essentially forgotten.
Reality is that most families are dysfunctional, men love their wives, but they adore their mistresses and too many children suffer physically and psychologically at the hands
of abusive / tired / angry / frustrated / unhappy
parents.