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--
Sixteen years after your birth, the Hero will 
defeat the Demon Lord and save the world.
بعد 16 عاماً من ولادتك، سيهزم البطل
سيّد الشياطين وينقذ العالم
16 Jahre nach deiner Wiedergeburt
Cuando cumplas los 16, el Héroe salvará
el mundo derrotando al Rey Demonio.
Cuando cumplas los 16, el Héroe salvará
el mundo derrotando al Rey Demonio.
Seize ans après ta renaissance,
Sedici anni dopo la tua rinascita,
16 anos após o seu nascimento, o Grande Herói
derrotará o Lorde Demônio e salvará o mundo.
Спустя шестнадцать лет 
после твоего рождения