The Ultimate Skill System: Absorb, Upgrade, Create, Transfer - Chapter 27 - : Super Rare

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

On her engagement day, she accidentally had a one night stand with a stranger. Since then, she has been blindfolded and sent to sleep with him from time to time. One day, she found herself pregnant so she went to the hospital for an abortion. However, she was blindfolded on the operating table and sent to him again! Then, she discovered that the stranger was actually her ex-fiancé's uncle she met every day!“It's you!” She was so shocked.“Marry me. I'll deal with those who have bullied you and make them treat you respectfully.” He said.……Later, she asked him with her hands on the belly,“Darling, there is a question. What should our baby call you? Ex-uncle?”He remained silent.

Our straight (?) bottom woke up ten years into the future and found himself on the bed of his childhood friend… At the start, the bottom was shocked to his very bones, but he soon quickly accepted this premise and found the whole situation to be rather amusing. Precisely then, the bottom once again went back to his timeline — back to when he and the top were just platonic childhood friends.

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.