Noir is the 3rd son of a poor noble and his job position is taken away by a more powerful noble. He also sadly lacks enough skills to attend the Hero Academy. He tries to find a way to be able to use his skill [Great Sage] better and stumbles across a hidden dungeon.
They must've been effective 
against his headaches! Duh!
لا بدّ وأنّ ذلك كان فعّالاً ضدّ صُداعه
Bestimmt wurden seine
Kopfschmerzen dadurch gemildert!
¡De seguro servían de algo
contra las jaquecas!
¡Seguro que servían de algo
contra las jaquecas!
Sans doute que les baisers
atténuaient sa douleur.
Evidentemente era un rimedio efficace 
contro il mal di testa! Ovvio!
O beijo provavelmente tinha o efeito
de aliviar as dores de cabeça!
Они помогали ему от 
головных болей, вот зачем!