A little boy with amazing scientific knowledge lives in a lonely mansion with his butler. But their seemingly peaceful existence is quickly shattered as researchers, military personnel, and killer androids start pursuing the boy, determined to seize his experiments and harness his knowledge to their advantage.
(Source: M-U)

Concerning Loki, who lost his godhood during the Ragnarok, a new story begins to unfold!
The world of the gods that collapsed due to the loss of supreme god Odin. Meanwhile, Loki who has lost his godhood once again falls to the human world. Having lost everything, Loki is operating a detective agency in a small, crude hut….

Private Investigator Loki is certainly an extraordinary fellow with an incredibly demanding profession. While his boyish good looks disguise his true nature, no challenge is too tough for Loki. Not only is it Loki's job to solve mysteries, but he must also protect his own interests, namely his family, especially when those who want him rubbed-out enter the picture. Loki must dig up evidence surrounding kidnappings, murders, suicides, and the like. When old adversaries strike too close to home, Loki must prepare, not only to solve the crime, but to survive the vicious attacks! If the action's hot, you can count on Loki being there!
(Source: ADV)

Loki, the Norse god of mischief, has been exiled to the human world for what apparently was a bad joke. Along with being exiled, he's forced to take the form of a child. He's told the only way he can get back to the world of the gods is if he can collect auras of evil that take over human hearts, to do this he runs a detective agency. However, at some point other Norse gods begin to appear with the intent to assassinate him for reasons unclear.
(Source: ANN)