(Oh I figured they were like best buds or something. TBH IDK anything because neither of us wrote backstories for our characters...(Uh-, I was thinking they didn't know each other yet or something- that happens right?)
uhhhhh...
We'll go with Coal knows who she is because his mum told him he has an older sister. But it is a surprise to Ember when he shows up and acts like they should know each other.)