Are you threatening us?

  She nods and explains. "Mmm, you mean killing intent. One can learn it easily and often without knowing, which is the case for the emperor. He picked it up during the war. Anyways, It is evil and Yin, so it is best not to practice. It is the releasing of your energy in an oppressive way to harm, coerce, or even kill those before you. Although it often comes out by accident when one feels indignation towards others to a very strong extent."

  Thinking for a moment, Yue asks. "So basically he will come back too his senses once he calms down?" She nods, and he continues. "I see, no wonder it was so difficult to do anything, and it felt terrifying. While I was not afraid as my trust for grandpa is so high, the energy made me feel a strong oppression and worry. Well, it is certainly better to be knowledgeable than to remain ignorant." Yue says as he looks up at the sky of the super mini small world he is in that looks like a giant park to relax or play in.