Kufa is sent to assess the abilities of the House of Angel’s heir, whose lack of mana calls her lineage into question — but Melida is nothing like Kufa expected her to be.
It's the mercy of a professional killer...
إنّها رحمة القاتل المُحترف
der Barmherzigkeit des Assassinen,
das ist der „Assassins Pride“.
Es la piedad de un asesino profesional.
Es la piedad de un asesino profesional.
je fais preuve de clémence…
de ma fierté d’assassin.
la compassione di un assassino...
É a misericórdia de um 
assassino profissional...
Такова милость профессионала...