During the 21st century, humanity attempted to colonize Mars by sending two species which could endure the harsh environment of the planet to terraform it—algae and cockroaches. However, they did not anticipate the species' remarkable ability to adapt. Now in the 26th century, a lethal disease known as the Alien Engine Virus has arrived on Earth, and the cure is suspected to be found only on Mars. The problem is, Mars in the present is overrun by creatures known as "Terraformars," incredibly powerful and intelligent humanoid cockroaches that mutated from those originally sent to the planet. The Annex I team, consisting of a hundred men and women genetically enhanced with characteristics of powerful organisms from earth, has been sent to Mars on a mission to find the cause of the Alien Engine Virus and to help cure humanity—signalling the start of the crew's fight for survival. [Written by MAL Rewrite]

The great music adventure in Show by Rock!! begins after Cyan decides to play her favorite rhythm game and suddenly gets sucked in, finding herself in a world called Midi City where music reigns supreme. She learns that anyone who delivers amazing and powerful music also has the ability to control the city. However, not all music is pure. An evil plan is set in motion to engulf the whole Midi City in darkness. Is it too late for Cyan to do something? Cyan Hijirikawa always regards herself as nothing but an ordinary girl living in a mediocre world. She has great talent and extreme guitar skills, but she also lacks the confidence to take the first step in realizing her dream to play in a band and be a music millionaire! Little did she know that an eminent power resides deep within herself—the power to defeat evil with her magical music! Join Cyan, Chuchu, Retoree and Moa in a world where music is everything.

Best friends and partners Miyuki Kobayakawa and Natsumi Sujimoto, along with the rest of the gang at Bokuto station, confront a motley group of offenders ranging from hi-tech panty thieves, purse-snatchers, and traffic violators. Using Miyuki's driving prowess and tech knowledge, as well as Natsumi's spunk and strength, the duo at times must resort to unconventional methods to see that justice is served. (Source: ANN)

The Z Project was intended to give the new generation a break from caring for the old. The original intenion was to create a machine to care for them without any intervention. At first glance, it looked like an excellent plan, and many of the younger generation approved of its application. But when old Mr. Takazawa become the test subject for the Z-001 machine, Haruko questioned both the tactics of the hospital and the moral implications of the machine. This is just the beginning, as Haruko has not just the hospital, but the odds against her. But then, she discovers an odd quirk about the machine: it uses a biochip, and it eventually acquires a mind of its own!

(Source: AnimeNfo)