In the near future, after a nuclear explosion has caused the Earth to collide with Hell, elementary student Kento finds a small daemon creature named Anna and raises her. The series follows the adventures of Kento and Anna as they embark on a journey to rescue his mother.

Teacher Sorata Muon carries on his family's centuries-old old tradition of being the master thief Mouse who can steal anything after properly alerting authorities of his intentions so they can be there yet fail to stop him. He is assisted by 3 nubile female assistants who also use the teaching cover and who, in typical Satoru Akahori, favor tight/skimpy/bondage outfits over their ample curves as they constantly pursue Sorata much more than he pursues them, although the girls do get some attention from their master. Not only is Mouse pursued by the girls & the local law enforcement authorities, there is also a secret art protection society employing the services of a former ally of Sorata's after his pretty little hide, all in 15 minute episodes.

In February 1999, a string of murders has Shiki Ryougi and Mikiya Kokutou on edge. These crimes share a disturbing resemblance to a similar set of homicides from 1995, when Shiki and Mikiya first met, and awaken a dark, murderous desire that has laid dormant within Shiki's soul ever since then.

With Shiki under suspicion due to her involvement in the past killings and supposed resemblance to the killer, she and Mikiya set out to find the true perpetrator. In the midst of their separate investigations, Mikiya grows increasingly concerned with Shiki's well-being and hurries to find the one responsible in order to protect Shiki from her own impulses. With the lead he receives from his cousin, police investigator Daisuke Akimi, Mikiya is led into the underbelly of Mifune City, as the salvation of Shiki's soul lies in his determination to prove her innocence once and for all.

[Written by MAL Rewrite]

Ginga Hagane and his crew of Bladers are back and ready to take on new challenges. The World Championship beckons, and Ginga is more than prepared, now equipped with a new Beyblade, the Galaxy Pegasus W105R2F. And he will be battling with a tag-partner from the USA, Masamune Kadoya. However, Masamune has also set his eyes on the championship, and plans to defeat Gingka. Masamune may be not the only threat to Ginga's path to victory. The world's top Blader Kyoya was chosen alongside Ginga, Masamune, Tsubasa, and Yu to represent Japan, but instead decides to join the African team. Together with his teammate Benkei, he wishes to take down Ginga and the Japanese team. The stage is now set for one of the most dramatic showdowns in Metal Fight Beyblade: Baku.