Subaru is a young girl who likes to see the stars. One day, she opens the door to her school's observation room, only to find a large indoor garden instead! She meets a boy named Minato who says some strange things, telling her to leave soon after their meeting. As if the day wasn't weird enough, Subaru accidentally finds a strange blobby creature who runs off with her compass, leading her to stumble into a club room with girls wearing witch costumes! Subaru recognizes her friend Aoi in the group, and despite Aoi's protests, Subaru decides to join the club. Shortly after, she gets a strange automobile-like staff and a magical transformation from the club's president, the blobby creature from earlier, known as a Pleiadian. Aoi and the other members—Itsuki, Hikaru, and Nanako—have been looking for engine fragments of the spaceship that the Pleiadian used to travel in, so that it can go back to its home. But it seems that these girls are not the only ones searching for the fragments...

Masanosuke Masa Akitsu is a wandering ronin adrift in Japan's peaceful Edo period. Despite being a skilled swordsman, Masa's meek personality has netted him the label unreliable, and he is often abruptly dismissed by his employers, leading him to question his resolve as a samurai. As Masa reaches his lowest point, he is approached by Yaichi, a carefree man draped in pink who seemingly hires him on a whim as his bodyguard. Unbeknownst to Masa, the job is not as innocent as it seems, and he is drawn into the illicit activities of the group spearheaded by Yaichi. As he becomes further entwined with the gang known as the Five Leaves, Masa struggles with his own principles. Still, his curiosity spurs him forward to uncover the past and motivations of this mysterious band of outlaws.

Taking place in an alternate timeline after Raimon Junior High wins the Football Frontier, a group of boys is playing soccer on a remote island off the coast of Japan. However, one day the students witness the demolition of the only soccer field on the island as they fight desperately to prevent its destruction, to no avail. The only way to regain their soccer club is to become champions of the Football Frontier. Asuto Inamori and his classmates take up the offer, moving to mainland Japan and attending Raimon Junior High. Leaving behind their families and entering metropolitan Tokyo, they embark on a journey that will test their resolve to be the best in all of Japan. Inazuma Eleven: Ares no Tenbin tells the tale of a group of friends whose desire for soccer burns brighter by the day. Through their encounters with several titans of the soccer landscape, including the mysterious coach Zhao Jinyun—they rush headlong into the Football Frontier to face the greatest teams Japan has to offer!

While other schools in Japan compete for the title of being the best soccer team in the country, Raimon Middle School's soccer club, Inazuma Eleven, struggles to rise from the verge of being disbanded. The grandson of Inazuma Eleven's first generation goalkeeper and captain of the team, Mamoru Endou, takes the challenge of kicking the long neglected club back into shape. To do this, he'll need a little help and more than a little luck. Mamoru Endou finds hope in the hands of Shuuya Gouenji, a brilliant young player who has given up on soccer. Mamoru is determined to get Shuuya and other new recruits to join his team, no matter what the cost. Is his passion and determination enough to treat the ailing club? Or is there no more hope for the team?