Volume 1 of Oshi no Ko (推しの子) a manga series written by Aka Akasaka and illustrated by Mengo Yokoyari. It was first published in April 2020 in Weekly Young Jump magazine from Shueisha.
This manga follows the story of a doctor who admires an idol named Ai Hoshino. One day, Ai goes to the clinic of this doctor and she is about to give birth. That same night, the doctor is murdered in weird circumstances and he will reincarnate as his favorite idol's children.
The manga does not contain furigana.