The world's finest Assassin accepts the Goddess' request to assassinate the Hero. After defeating the Demon Lord and saving the world, the Hero will then use his power to destroy the world. The Goddess wants the Assassin to be reincarnated in another world and assassinate the Hero in order to save it. After being betrayed and killed by his client in his previous life, the Assassin accepts her offer in order to relive his life in a new world, but--
You've been studying assassination 
techniques even while recuperating.
كنت تدرس تقنيات الاغتيال
حتّى أثناء تعافيك
Sogar während deiner Genesung hast du
weitere Attentatstechniken gemeistert.
No has dejado de estudiar
ni siquiera durante tu recuperación.
No has dejado de estudiar
ni siquiera durante tu recuperación.
Tu continues d’apprendre alors que
tu n’as pas complètement récupéré.
Impari tecniche di assassinio una dopo
l'altra anche mentre sei convalescente.
Você tem estudado técnicas de
assassinato enquanto se recupera.
Обучаешься техникам убийства, 
даже когда восстанавливаешься.