Q.E.D. iff - Vol. 2 Ch. 3 - The Emperor's New Clothes

[Bartendoctor]

Damn, this may be one of my favorite chapter...just seeing Touma avenges that manager's insult to Kana satisfy me so much xD And when Touma said, "This was really not easy," that's because he must be FURIOUS as well, and try not to snap at that manager guy

Manager guy: *insults Kana*
Touma: So you have chosen death