[Alex's perspective]

"It hurts the stomach if you drink this."

Charlie stared at me but he didn't speak.

I looked at the coffee in my hand and the sweet milk in his hand, and it took me a long time to react.

"That ... I ... I didn't mean that ... I mean ... coffee hurts the stomach, you can't drink because of your stomach trouble, sorry..I’m just used to it ...um.. we have been like this before.”

I was a little tongue-tied, he looked at his hand with the sweet milk, gently bowed his head and took a sip of it, pretending as if nothing happened, then said…

"You're...