[If there's one thing Red Son was confident in, it was his prowess with his fire.]

[Mostly because his mother made sure he was that good in case he ever made the fire that could literally burn through the fabric of reality again that he wouldn't, you know, do that by mistake.]

[He does raise an eyebrow at Lelouch at that.]

Not really, no. Once I have a subject in mind, I'm fairly good at figuring out the right questions to ask. Its an important part of curse breaking.

I'm surprised you haven't asked before if you're interested in the answer.