Oh, this is where she's gonna use her lock-picking skills! ...Or not? You're kidding! She stole the key from the guard she bumped into before?! I don't get it... Um, let's see, the explanation is in the notes in the back... Wow, how does the author even come up with this stuff?!
"I see, so this is where she utilizes the lockpicking technique! ...wait, no? You're kidding?! This protagonist, she took the key off the guard she bumped into?! Now what's that about... h-hmm, the explanation is mentioned in page 152 at the back of the book... Just who is this author writing about a technique like this?!"