The series takes place four years after the events of Mahou Shoujo Lyrical Nanoha StrikerS, during which, magical girl Nanoha Takamachi rescued and adopted a young girl named Vivio, who is the reincarnation of the Sankt Kaiser, Olivie Segbrecht. After entering her fourth year of elementary school, Vivio is given her own intelligence device, Sacred Heart, and gains the power to transform using her adult Sankt Kaiser mode. She soon comes across a girl named Einhart Stratos who, similar to Vivio, is the descendant of another Sankt Kaiser ruler, Claus G.S. Ingvalt. As Einhart becomes determined to prove her fighting style is the strongest, Vivio befriends her and together with her friends, enters a martial arts tournament where they fight against various magical opponents and learn more about their past lives. (Source: Wikipedia)

Falling in love at first sight with a collapsible bicycle outside the station, Ami Kurata, first-year university student empties her account without a second thought and buys the bicycle. Now she enjoys weekend cycling trips with Aoi, her childhood friend, and Hinako, a senior at her university. "Owning a road bike may change your view of the world completely." Prompted by the comment, Ami purchased a road bike, and she is really impressed with the traveling performance. As soon as she places her feet on the pedals and presses down, everything about riding a road bicycle—the lightness of the pedal, the speed, the acceleration—is nothing like she has ever experienced. Ami's cycle life gets going with the new road cycle as her partner! (Source: Showgate, edited)

Peaceful schoolgirl by day, fearsome monster slayer by night, Saya Kisaragi is leading a split life. Equipped with a ceremonial sword given to her by her father for sacred tasks, she vanquishes every monster who dares threaten her quiet little village. But all too soon, Saya's reality and everything she believes to be true is tested, when she overhears the monsters speak of a broken covenant—something she knows nothing about. And then, unexpectedly, a strange dog appears; it asks her to whom she promised to protect the village, curious as to what would happen if she were to break that promise. Tormented by unexplainable visions and her world unraveling around her, we travel with Saya through her struggle to find a way to the truth in a village where nothing is as it seems. [Written by MAL Rewrite]

Bonus segments of Cinderella Girls Gekijou 2nd Season streamed on The iDOLM@STER Cinderella Girls Mobage following the television broadcast.