EP 01All My Classmates Are FemaleOn his first day of school, Ichika already has a group of admirers, has to room with his childhood friend (who’s not happy), and a lot more problems he didn't foresee.
EP 02Class Representative Selection Match!A one on one battle with Cecilia Alcott looms over Ichika, and he becomes worried. Houki trains him, and Ichika becomes the proud owner of a custom IS.
EP 03The Transfer Student Is the Second Childhood FriendA double dose of trouble is just the beginning, as Ichika also struggles to learn the ins and outs of piloting his IS.
EP 04Showdown! The Class League Match!Ichika vs. Rin! Right when the match starts to heat up, a mysterious IS decides to crash the party. With an unknown pilot, they try to stop it.
EP 05Boy Meets BoyIt looks like Ichika's got new competition. A new male student arrives, a representative from France who is dashing, polite, chivalrous and....well, another boy!
EP 06My Roommate Is a Young, Blond NoblemanA new contender enters the ring, as the representative from Germany, Laura Bodewig, makes waves as the new transfer student, immediately calling out Ichika and giving him a good smack to the face.
EP 07Blue Days / Red SwitchThe third Generation IS makes its debut as Laura gets set to battle both Lin and Cecilia at once! Is this 2 on 1 battle too much to handle?
EP 08Find Out My MindThe tournament has begun, and a battle royale between team Ichika/Dunoa and Team Houki/Laura is the main event! How will Ichika fare against his unlikely opponents?
EP 09Ocean’s Eleven!After the events that unfolded in the tag team match, Ichika & Co. deserve a much-needed beach trip. Schemes, traps, and frilly swimsuits abound.
EP 10Thin Red LineHouki's eccentric older sister, and the creator of the Infinite Stratos battle suit, finally makes an appearance and brings with her a new toy.
EP 11Get ReadyAfter the last battle with the Gospel, Houki becomes disillusioned with IS. Ichika remains in critical condition, so it is up to the girls to stop the Gospel on their own.
EP 12Your Name IsThe final battle is at hand! The Gospel IS seems like an unstoppable force, and it will take all the teamwork, trust, and power that the girls can muster to take it down.Japan engineered an armed powered exoskeleton "Infinite Stratos" (IS) and it became the mainstream of weapons. Since only women can operate IS, women dominate the society over men. Orimura Ichika is a 15 year old boy and accidentally touches an IS placed in the IS pilot training school. He is found to be the only man who can operate IS and forced to enter the training school. Ichika's busy school life surrounded by girls has begun.
