We were all having such a good time in Westeros at the start of the year thanks to A Knight of the Seven Kingdoms (well, unless you were Baelor Targaryen ), and  House of the Dragon is back to remind you that that’s the exception to the rule in Westeros, for the most part—and this time it’s not just Targaryens who are in for a rough one, but everyone under their rule. HBO has released a new trailer for the return of  House of the Dragon , as the civil war between the Greens and the Blacks gets even messier and bloodier. There are, of course, lots of dragons and big teases of the battles to come —but a lot of this trailer is also just undercut with the dread and doom of practically everyone involved realizing that there’s no way out of this darkness but through, and they’re going to have to ask a lot of themselves to make it through in one piece.…