Revealed by a stranger, we learn of the reason behind Serizawa's anger. Later on, the Roshigumi receives a new name.
you can easily pick up on 
someone’s killing intent.
تستطيعين قادرة على معرفة نيّة شخص بالقتل
merkt man sofort,
wenn jemand einen umbringen möchte.
ti viene facile percepire l'istinto omicida.
consegue sentir a intenção
 assassina dos outros.
учишься сразу чуять 
чужое намерение убить.