BL Metamorphosis

🇯🇵メタモルフォーゼの縁側 · Metamorphose no Engawa

MangaJoseiFinished🇯🇵 First published in 2017Slice of Life

Kaori Tsurutani story, art

Ichinoi, a 75-year-old woman living a peaceful life, unwittingly buys a Boy's Love manga one day…and is fascinated by what she finds inside. When she returns to the bookstore to buy the next volume, the high school girl working there–Urara, a seasoned BL fan–notices a budding fangirl when she sees one.

Synopsis via AniList