Raised as a top-ranking elite since the age of 2, a boy named Shion lives in an exclusive area in No. 6. On the night of his 12th birthday, he rescues a boy who calls himself Nezumi (Rat). Nezumi ran away from the city's Special Security Area. From that moment on, Shion's life is changed forever...
Kodomo no Jikan
This is the story of the surprisingly tangled loves of three elementary school girls. Kokonoe Rin, old beyond her years, is extrovert and energetic, and has a crush on her teacher, Aoki-sensei. Nor is she the slightest bit reticent about showing it, with embarassing explicitness. Her friends, Kuro and Mimi, likewise have love in their hearts, though they are less willing to display it.
Three sisters, Hozuki, Kazuki, and Hazuki, are descendants of Galileo and have completely different personalities and tastes; they never meet eye-to-eye. One day the girls are suddenly attacked by a mysterious organisation. The organisation was after the Galileo Tesoro which Galileo Galilei was said to have discovered. Still unaware of what was going on, the sisters escape on the airship they built after the sudden attack. But it won't be so easy for these three sisters to help each other out in a pinch when they're constantly at odds with each other.What is the Tesoro, and what is the organisation after? And what about the relationship between the sisters?