Ah, not really. The real royal family were always a secret from normal people. It's a long story why, but the fake royals were in on it all this time. There's even more secrets they were hiding...

[He rubs his temple a little bit.] Safe surrounded by the walls. There's.... titans inside the walls so it wouldn't be very safe. Another secret kept from us.

[They have been protected from titans. By walls made of titans.]

And I've never hurt a civilian and I never will. In fact I only kill if I absolutely have to as a last resort.