The dialogue reflects a tense interaction where one character acknowledges the complexities of a long-term marriage and the emotional investment it entails. The mention of being "traded in" hints at feelings of betrayal and the pain that comes with such a separation. There's an underlying theme of loyalty and the bitterness of being discarded after so many years.
The other character responds with an offer of personal revenge, emphasizing a willingness to confront their adversary directly rather than hiring someone else to do the dirty work. This statement reveals a mixture of disdain and respect, indicating that while there is animosity, there's also an acknowledgment of the gravity of the situation that warrants a more personal touch.