Character Gaps On Comic Conversation : 3
四十分钟后会被火烤 (it) will be roasted (by fire) in forty minutes

没有半个人在 there's not even half-a-person here!

咚卡咚 onomatopoeia (maybe like 'den den den' or whatever)

the only correction I would make is on your 好可怕！ (Awful!) I would translate this as how scary! instead...