Is the person you're dating really single?
You matched on Hinge. They said the apps are deleted. But are they still swiping on Bumble, Tinder, Feeld, or 60+ niche dating sites you don't even know about? One search reveals every active profile.
Three days before I introduced him to my parents, I found 3 active dating profiles in different cities. Saved me from the biggest mistake of my life.