She was afraid that maybe another scam coming after which to prosecute each other afterwards, it can be difficult to fight lawsuits and loss of benefits in the end.
Maybe she was afraid that the other party will be exploited later to his subsequent prosecutions can be difficult to fight the lawsuit and impair the benefits in the end.
She was afraid that maybe the other party to deceive their later which will sue later may be difficult in the fight of the case and the interests in the end.