[ Adam doesn't really see the big deal. Alright, it's kind of a surprise given his stance on weapons and fighting in general, but he doesn't know why Luke is recoiling. It should be pretty obvious he's not going to use it on him right now. ]

Explain what? People weren't going to give up their weapons and if you haven't noticed, I don't have anything. So I took it from the garden and hid it. It's just in case, basically. [ He looks back to his destroyed bed. ] It's usually under the mattress for accessibility, but before trials I put it inside of it in case I'm a suspect.

I don't know if your lessons help much with this thing, but it can't hurt.