Senku and friends continue their quest to procure a sulfa drug panacea for Ruri, the village shamaness who is gravely ill! The toughest ingredient to obtain is sulfuric acid, the search for which will lead them on a death-defying journey! Meanwhile, the Grand Bout Martial Arts Tournament approaches, with the chief's throne offered as a prize to the winner!
Chapter TitlesZ=26: A Shallow AllianceZ=27: A Certain Scientist's WishZ=28: Clear WorldZ=29: Senku's LabZ=30: Death GreenZ=31: Friends Have Each Other's BacksZ=32: Brains & HeartZ=33: Baaad ChemicalsZ=34: Sneaky Grand Bout Strategy
— Description from Comic Vine community (comicvine.gamespot.com).
