Are you sure about af comes after dragon ball gt?

Answer 1

Well yeah, It's a fan based manga made by fans. Hopefully I've answered your question but if you want to now what happens in this series. It's like this a new saiyan comes to earth and is evil. Goku returns in his adult form and is greeted by all his friends. When goku sleeps off the journey gohan ss4 and vegeta ss4 are fighting this saiyan but are soon defeated. Goku awakes and finds this saiyan and fights him till the saiyan claims he's a ss5 because he defeated a ss4. But goku then shows him a ss5 and then is defeated