ZIP+4 Codes are used to identify a geographic segment within a 5-digit ZIP Code delivery area.
The title, "My Cheating Stepmom," is intentionally layered. While Ethan initially believes the "cheating" refers to Claire’s infidelity against his father (the catalyst for the divorce), the narrative quickly subverts this. The audience learns that the father was emotionally absent for years; Claire’s affair was a cry for connection, not a cold betrayal.