Senku awakens after being nearly killed by Tsukasa and suggests splitting up with Yuzuriha and Taiju so they can spy on Tsukasa. A girl fights Tsukasa but is defeated and trapped under a tree. Senku finds the same girl and helps her.

Senku wants to make antibiotics and he explains how to Chrome and Kohaku. Senku decides to use magnets to collect iron. A child named Suika offers to help Senku. Senku decides to make ramen to appease the villagers and use their manpower.