His mouth opens. Closes. Nanami looks away to gather his composure. He takes a few steady breathes. How did the conversation come to this?

The most embarrassing thing he has ever done? Not the most embarrassing situation he's been in. Plenty of people (Gojo) make situations embarrassing. "About six months after I returned to being a jujutsu sorcerer, I saw my former supervisor in public. I pretended not to know him, but he made that an increasingly obvious farce. It drew far too much attention because I couldn't simply leave. Pretending I didn't know him made it all the worse than him making any situation bad in the first place."