HOTD! Busujima's Step Brother - Chapter 104 – Sewer Area

Raylo, the second son of a Duke, successfully awakens the Daily Intelligence System upon becoming a Pioneer Knight.[1: Within the family's Knight Order, there is a discontented Great Knight named Ed. Ed has been stuck in the position of a squad leader for many years and has not been promoted due to his lack of worldly wisdom. If you promote Ed to Personal Guard Captain, he will realize his ambitions and break through to become an Earth Knight.][2: The Guard Captain of Thunder Dragon City's east gate has hidden his embezzled funds under a water vat in front of a thatched hut next to the east gate. This is a considerable sum of ill-gotten gains.][3: In three days, there will be a blizzard in the Black Stone Mountain Range. A Space Rift will appear along with it, and a 'foreign object' may fall through.][4: In a river valley south of the Black Stone Mountain Range, a flock of Gray-headed Geese resides. The Gray-headed Goose is a Tier One Demon Bird. Its meat is tender and delicious, and its liver is a delicacy favored by nobles.][5: In the eastern part of the Black Stone Territory, there is an abandoned mine. A young Silver Dragon, abandoned by its parents, is hiding here and will spend its fledgling years in this place. This hiding Silver Dragon is a Mutated Silver Dragon. As a Metal Dragon known for its sturdy physique, this little one unexpectedly possesses a talent for Magic that surpasses even Elemental Dragons.]

On the distant Tianxiu Planet, there exists a group of unusual and intelligent beings. They consist of neither children nor elders. They have neither birth nor real death. They are born into the world through an extremely special process and have managed to keep their fundamental memories of survival through their endless reincarnations.

They are the Tianxiu people.

For every Tianxiu person, if they find someone they like and want to bind as partners with each other — then they would have to go through a life or death Adult Ceremony. The winner of the ceremony will become the absolute dominant in this spousal relationship.

While the defeated one will be referred to as — Qizi.

- Description from Novelupdates

To pass as an imperial concubine, one must be professional.

Actually, the profession of an imperial concubine is pretty good. The emperor will accompany you in eating and drinking, and even pay you for it. What’s not good about that?

- Description from Novelupdates

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume