A brightness long ago

In the land of Sauradia, Danio Cerra, looks back on his life as a low-born son of a tailor who gained entry into a renowned school and became the assistant of a tyrannical count. When he encounters an assassination attempt on the count by a woman known as Adria R?poli, the rebellious daughter of a duke, he lets her succeed. Danio develops feelings for Adria, and gets drawn into a feud between Adria's mercenary uncle Folco, who employs her as assassin, and his rival Teobaldo.