Entire story is free to read.
Kazunari Takao has a younger sister, and they've been close since childhood, sharing the same sense of humor.
When the two of them get together, there's no prank they can't pull off.
Including, but not limited to, claiming that Haiji has married nine men and that Kakeru is his legal husband.
Using [Eagle Eye] to thoroughly mess with Miyagi's orange-haired puppy, then telling him it's a basic skill for a setter.
Meeting an elementary schooler who's great at soccer and earnestly telling him that soccer has no future, and that a certain missing famous detective was sent to prison because he played soccer.
Flirting with Shutoku's tsundere ace and becoming his girlfriend...
Um, about that, sorry, big bro. I really do like this guy (looks away).
Short story.
Also known as: Hey, do you like pulling stunts too?
Mainly Kuroko's Basketball, with crossovers from other series I've read, including Run with the Wind, Haikyu!!, and Blue Lock...
Pairing: Shintaro Midorima
Theme: No regrets in youth.
I can't do it anymore, why is there still a blue lock?