He never knew if is only his problem

After 6 grade,his brain stopped to work anymore. Or at least,this is how he felt it. Suddenly for him become hard to learn new things his past started to disappear, not at all,but a lot of things that he did are not there anymore,in his memory. Andrew started some online games,nothing too impressive,but he dedicated a lot of time on them, he never played more than one at a time.