A giant spider web? Don't... Don't be ridiculous. What do you even want us to do about it when we don't even know what it is?

[Even though he's trying to dismiss the idea, there's an obvious nervousness in his voice. He sighs as he thinks of how to test it.]

I'm sure it's just... Glue, or maybe caramel. Let's see...

[With both hands freed, he can at least try to investigate the sticky substance. His intention is to stick a finger into it, take a whiff of it, and maybe, just maybe if it smells decent, to give it a little lick.

That's what Terezi would do, right?]