Sena Kobayakawa is determined not to get picked on when he starts his first year in high school; however, the captain of the football team already has his eye on Sena and his incredible speed.

The Devil Bats face their toughest competition yet--the NASA Aliens, who have an unbelievable front line and quarterback.

"Senku, Taiju and Yuzuriha are well on their way to crafting gunpowder when they spot smoke far off in the distance. Convinced that it's a sign of other humans, Senku takes a huge risk by sending up a smoke signal of their own. Meanwhile, Tsukasa is determined to stop their progress on gunpowder, and his arrival on the scene could spell the end for our heroes!"--Back cover.

When the Devil Bats, a high school football team, go up against the intimidating Chameleons, star player Sena is concerned about going up against the Chameleons' ace linebacker.

"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!"--Page [4] of cover.

When the Japanese high school football team, the Devil Bats, schedule a game against the forceful Taiyo Sphinx, they are excited because the winner will scrimmage against a high school championship team in the United States. However, star player Sena and the rest of the team must first break down the Sphinx's invincible "pyramid" front line.