After facing massive destruction from a devastating war, the city Olympus has become the last stronghold as the center of command for the world. In order to protect the city from a group of terrorists known as the Argonauts, former LAPD SWAT member, Deunan Knotts, runs special military forces consisting of Biroids (cloned humans) and her cyborg partner Brialeos. Knotts must protect the city at all costs but is met with difficulties when Al Ceides, the Argonaut leader thought to be dead, resurfaces and causes problems. (Source: FUNimation)

When Kanako Miyamae transferred to a new all-girls school, she hoped to find true love. What she found instead was the beautiful Mariya Shidou, a charming classmate Kanako met on her first day. But Mariya has one flaw: she is actually a cross-dressing boy! After discovering Mariya's secret and becoming stuck with him as her roommate, Kanako's life has become a series of misfortunes. All she wants is to find the girl of her dreams, which is hard to do with the meddling of the sadistic Mariya and his sharp-tongued maid Matsurika Shinouji. Maria†Holic Alive continues the story of Kanako as she deals with being Mariya's roommate and aims to find true love, while enduring high school itself. [Written by MAL Rewrite]

Shortly before the upcoming festival, a year after the end of episode 12, Daigo decides to find a girlfriend to dance with in the festival. Will he be able to do so?