After unknowingly participating in a kidnapping, college student Yuuya Nomoto finds his friends brutally murdered by Hitomi Uzaki, the high school girl they attempted to abduct. Forced to drive her to an undisclosed location, he finds himself being wagered as the prize for a death match between two Therianthropes, superpowered human-animal hybrids created through advanced gene therapy. As one of these hybrids, Hitomi uses the speed and fearlessness she gained from her ratel genes to viciously dispatch her foe and save Yuuya from certain death. Waking up hours later hoping the whole event was only a nightmare, Yuuya realizes that he has become embroiled in a secret proxy war between four large Japanese business conglomerates, with the winner taking control of the economy. As her sole albeit unwilling investor, his life is now directly linked to Hitomi's ability to participate in underground bloodsport matches known only as Killing Bites. [Written by MAL Rewrite]

Fourteen-year-old Yukio "Koyuki" Tanaka is a dispirited young boy with no goals in life. However, this all changes when Koyuki saves a strange-looking dog named Beck from being harassed by a group of local kids. The dog's owner, 16-year-old Ryuusuke "Ray" Minami, is an emerging guitarist and the former member of a popular rock band. After Koyuki meets Ray again in a diner, the older boy leads him to his former band's meeting place and dazzles Koyuki with his amazing guitar skills. Slowly becoming interested in the glamour of western rock culture, Koyuki decides to start playing the guitar while helping Ray achieve his dream of leading the ultimate rock band. Together with Ray's younger sister Maho and a few other members, the two boys launch their career into the world of rock by forming a band called BECK. Beck follows the group's struggles and successes as they spread their fame across Japan. [Written by MAL Rewrite]

The world is divided into two factions: humans and monsters called katawara. Despite being a katawara, Tama loves humans and vows to protect them from evil, even if it means fighting her own kind. Her brother Jinka, however, hates humans, despite mostly being one. The siblings are joined by a cowardly swordsman named Shinsuke, who wants to learn how to become strong. When the group uncovers a plot to experiment on humans and transform them into monsters, they vow to defeat whoever is behind it... Even if it means battling an entire army of warriors. The people they meet, places they see, and creatures they battle will be legendary!

In the year 2063, space travel is feasible and commercially available. As the cheerful Aries Spring arrives at the spaceport to attend a camp on the distant planet McPa, her purse is suddenly snatched by a reckless thief. Luckily, the athletic Kanata Hoshijima is able to retrieve it for her, and Aries soon discovers that he is among the group of teenagers who will be travelling with her on the excursion as team B-5. Upon arriving at their campsite, the group's trip takes a turn for the worse when a strange sphere of black light sucks them into the vast reaches of outer space. Stranded with seemingly no hope, they find an abandoned ship nearby that provides them with the means to return home. However, they soon discover that they are not as close to their campsite as they initially thought, but are in fact thousands of light-years away from home. With this realization, the nine members must cautiously manage their resources, maintain their strength, and unite as one to conquer the darkness of space together. While the reason behind their trip's sudden obstruction remains unknown, they nevertheless embark on the treacherous voyage back home aboard their new ship, the Astra. [Written by MAL Rewrite]