Oshi ga Shinushi Tasukerushi

Yuko is a housewife who lives with her husband. Her only purpose in life is to cheer for her idol, Hoshino-kun, who is her idol crush. But... one day, a news report comes out that Hoshino-kun died of acute poisoning caused by methamphetamine ingestion. In despair, Yuko chases after an afterimage of Hoshino-kun and gets into an accident. When she wakes up, she finds Hoshino-kun as a child actor in that world...!