Her mouth opened but she didn't say anything for a couple of seconds, and then finally Korra said "We're not together. Mako's dating Asami, and yes, we were eating and talking about our world and some silly stuff from back before we even met."

For Korra all of it was simple as day, they just hung out outside. On a hill. With dinner, and moonlight.

And fell asleep.

Simple.

"We're just friends."