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--
Though it will cut the speed 
of my progress in half,
،رغم أنّ ذلك سيقلّص سرعة تقدّمي للنصف
Es mag zwar die Geschwindigkeit
meines Fortschritts halbieren,
Y aunque reduzca la velocidad
de mi progreso a la mitad,
Perciò, anche se cresceranno a velocità dimezzata,
Embora isso reduza a velocidade
do meu progresso pela metade,
Хоть это вполовину снизит 
скорость развития навыков,