"Exactly! Especially when you're not actively hurting anyone."

Because he can't ever imagine Luca actually threatening anyone, much less willingly hurting them. It would be like being threatened by a puppy. A scaley, wet puppy, sure, but a puppy all the same.

He hesitates at the offer. Honestly, at this point, it's only fair that Luca knows about his past. He has every right to know who he's living with. But he's always nervous about it.

"...We can, but I have to warn you, I don't-" he shifts uneasily. "I don't have a great past. I did... a lot of bad things."