Strange behavior follows after the proposal. Ji-uk rejects Hae-yeong's offer to be her fake husband without hesitation. Woo-jae shamelessly gaslights Hae-yeong after stealing her idea. Provoked by Woo-jae, Hae-yeong becomes increasingly desperate for a fake marriage and starts searching for a husband on a secondhand app. Will she find a fake husband?

This marriage is a failure! Shocked by Ji-uk's true looks, Hae-yeong vents her frustrations and becomes suspicious of him for knowing so much about her. Rumors about her handsome husband spark her coworkers' curiosity about her proposal story. Hae-yeong asks Ji-uk to propose to her, only to be treated like a weirdo again. Hae-yeong's wedding plan to erase all memories of her husband begins!