Sekai Saikou no Ansatsusha

Lugh got a assasination request for Dia. And the principal is Count Viecone, who is Dia's father and Cian's old friend. Cian expects Lugh can finish the assasination. But if he refuses it, Cian will do it with his own hands..Sekai Saikou no Assassin Sekai Saikō no Ansatsusha Isekai Kizoku ni Tensei Suru Sekai Saikou no Ansatsusha Isekai Kizoku ni Tensei suru 暗殺貴族 Sekai Saikou no Assassin Isekai Kizoku ni Tensei Suru Ansatsu Kizoku