Set in the future Kei and Yuri are Trouble Consultants for The 3WA. Code Named "Lovely Angels", but, they are known throughout the galaxy as The Dirty Pair. They always solve their case, but, not without causing collateral damage and mayhem.
In a world hand-crafted by creativity and imagination, an endearing creature named Gus invites you to embark on melodious adventures fueled by curiosity and discovery along with his faithful zany sidekick, Karrot, and whimsical mentor, Lucy.
It's the closing years of the Taisho era, a turbulent time when the military empire of Japan is rising to go to war with the world. The protagonist, Hiiragi Kyoichiro, has come to the Imperial Capital, Tokyo, to attend Imperial University. He is determined to pursue a scholar's path and become a great man back in his hometown. But now the Japanese army has set its sights on Kyoichiro, because of a special ability that he possesses. As a result of a terrible illness from his youth, Kyoichiro gained the ability to see the spirits of the dead.
In the land of Midgard a bloodthirsty conqueror breaks the seal holding Dhaos, the Demon King whose goal is to eradicate all mankind. A few survivors of this destructive event have banded together in an effort to fight against the impending darkness and chaos. A warrior, cleric, witch, summoner, archer, and ninja make up the Heroes of Space and Time as they relentlessly pursue Dhaos in order to end his conquest of death.
Today, the imperial court is soliciting traversals, giving them various positions according to their talents, changing the civilization after the fall, and trying to create a new world. Zuo Yunqi is just an ordinary young master, mixed with the court in disguise as a spy to save his father. However, he was recognized by one hired specifically to spot such spies, and the two engaged in an epic battle of wits. When the two jointly prevented a terrifying conspiracy, they found that the traversals secretly established an alliance to try to overthrow those in power and build a new society of peaceful coexistence. Zuo Yunqi and his party were forced to participate in this battle.
After being devastated in the third World War (known as The Third Division), Japan was divided in two. Several years after the end of the war, a crime organization called Vischio has taken control of the destroyed city of Toshima (formerly Tokyo, Japan's capital city), where they are holding a battle game known as Igura.
Ritsuka Tachibana is a female second-year high school student who attends Shiko Academy in Shiko Town. She enjoyed her school life while living with her mother Maria, but one day, that balance fell into ruin when she discovers several of her attractive, male classmate are demons.
Growing up with an abusive father, Utsutsu is highly protective of his younger sister Yume. One day, she contracts the strange Pupa virus and begins to sprout grotesque wings and attack both animals and humans.
The young Kimball Kinnison is leaving home for a wider education when a Galactic Patrol ship crashes on his family's land and the dying pilot gives him a mysterious Lens. Half-sentient, the Lens now implanted in his hand becomes the focus of changes in Kim's life including his father's death, a space battle, and an encounter with Galactic Patrol nursing officer Chris. Impelled by the Lens, he discovers a new world of experiences opening before him and he risks his life to save Chris and the Universe.