[Considers this, trying to place this in any sort of context. But it's... really hard to do so.]
[Still, though, one thing's at least clear--] If I'm telling you that, then you must reconnect with Black once you get back to all of us. It'd explain why your eyes might look different.
[And that's a good thing! It doesn't explain why Shiro's not piloting the Black Lion, but... Was he cut off again? and this certainly doesn't explain whatever type of 'mark' Keith's talking about.]