Chrome tries to use his knowledge of science to escape from his prison, but he just doesn’t have the tools. Yo, a former cop who had been revived into Tsukasa’s army, tries to work up the ranks.
grinding down the rope that 
holds the bamboo bars together?
في قطع الحبل الذي يربط قضبان الخيزران معًا؟
gastando as cordas que seguram 
essas barras de bambu?