There is a way to save the witch, Rahvella, from her curse, but will Kisurugi truly be willing to pay the price? And when the method of Saitou’s arrival in this world is discovered, will it change things between him and the others?
is the life of someone who knows 
the one whose youth will be restored.
هو حياة شخص على معرفة
بمن سيُسترجع شبابه
bedarf es das Leben einer Person,
die die zu verjüngende Person gut kannte.
es la vida de alguien que conoce
a la persona cuya juventud se restaura.
… es la vida de alguien que conoce
a la persona cuya juventud se restaura.
d’utiliser la vie d’un proche
de la personne à rajeunir.
c'è bisogno della forza vitale di qualcuno 
strettamente legato alla persona da ringiovanire.
é a vida de quem conhece aquele 
cuja juventude será restaurada.
жизнь человека, знакомого с тем,
на кого применяется магия.