Watashi no Musuko ga Isekai Tensei Shitappoi is a Manga/Manhwa/Manhua in (English/Raw) language, COMEDY series, english chapters have been translated and you can read them here. You are reading Watashi no Musuko ga Isekai Tensei Shitappoi chapters on ManhwaZ, fastest updating comic site. The Summary is
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.