[That voice made the hairs on the back of his neck prickle, and he fought to keep his composure. His lips twitched as he tried not to start yelling, tried not to say something stupid. The sudden thump of papers made him jolt, and he looked up at Takatora.]

[He didn't say anything, but he looked slightly relieved, going back to his textbook.]

This sort of thing is a very complicated process. Knowing all the steps involved is important. But I'm sure this is all stuff you know about, Sengoku-san.