Super suay and bad...

after so many months of missing soccer.. i played soccer today.. not even 20 or 30 mins, i heard cracks on my knee and went down on the grass.. couldnt move for a few secs... couldnt play anymore when i tried again.. so sad.. think got a sprained knee.. went to let someone massage, in the end, now its more painful.. maybe i should see a doc... dunno will be out for how long.. i wan to recover fast.. i wan to go for my courses... haiz... help me..