luuk clocking jiyan on unhealthy habits jiyan didn't realize he picked up. jiyan helping luuk manage the pain from ichor and using his forte. jiyan trusting luuk to help his soldiers after battles and luuk doing everything he can to help them, knowing how important that trust is. luuk personally tending to the wounds jiyan hides from his soldiers. jiyan describing the colors of things to luuk so he knows what they look like even though he cant see the full spectrum of colors anymore. luuk and jiyan exchanging stories of what the rover did to help where they both came from individually. luuk being able to drop the calm-composed-friendly doctor act around jiyan and jiyan being able to put down the prepared-reliable-unflappable general act around luuk.