It is a collaborative maze, you can expand it as you wish.
Rose: Magic? Silly boy! Migic simply does not exist, it is a myth!
You: Then how did you do it?
Rose: I glowed so that you could see through your eyelids, but just the parts that I am thinking of.
You: And the door?
Rose: Everything rebounds a different colour depending on the properties. This also says the best light to melt it.
You: But, you melted solid metal! Surely thats magic!?
Rose: No, no. That was just a glow that any empleem can emmit, not magical at all.
Rose: You may think of it as a power, I think it is simply a skill.
You: Is it transferrable?
Rose: No, dear, i'm afraid it's not. But it is defendable!