Kohaku’s sister, village priestess Ruri, is gravely ill. Senku, Chrome and Kohaku begin their quest to make antibiotics to save her life.
I think of myself as being so rational,
،أعتبر نفسي عقلانيًّا للغاية
Aber nüchtern betrachtet sind manche Dinge
noch ’ne Spur zu groß für mich.
Me considero muy racional,
Me considero muy racional,
J’ai beau avoir l’esprit lucide,
Pensavo solo che anche io,
che mi vanto di essere razionale,
Eu sempre penso que estou 
sendo tão racional,
Просто получается, что я