Please someone help me :((((

here is the problem, i connected my book to someone else’s laptop, it had buncha virouses then i connected to my own laptop and started to scan for virouses with norton internet secuirty,but after scaning it just dont show my own files anymore,i can search files and i can find them but normally it doesnt show any folder exept 3 files,plz tell me what shall i do :(((((((


As per your description you will need to format your drive in order to make the unit operational again, to retrieve the data you can try a data recovery software if you search online you will find several free applications to recover your data.