Summary Watashi No Musuko Ga Isekai Tensei Shitappoi from Kainu Manga
Watashi No Musuko Ga Isekai Tensei Shitappoi summary: About a mother who has lost her child and her former classmate. Going through her son's bookshelf, she has convinced herself that her son has reincarnated in another world and wishes to find a method to meet him, enlisting the help of her otaku classmate.
