So this is literally just going to be a book with a bunch of Malec smut. Might add a couple of other ships in here.. Who knows lol.
That's in the book. This is just a fanfic. Sorry if it was inaccurate
Is the reason he can't swim because he's a afraid of water because his father tried to drown him for being a warlock?
I've already answered this, when I was writing this he just couldn't swim in general, but you could think that if you want to
Well when this was written it was really just because he generally didn't really like water, I never went that far into detail about it, but yes that could be the reason why He can't swim
Actually, in the books, magnus is 6'2 and is just 2 inches taller than Alec