Follow Little Doctor May, learn how to cure the patient with injections.
Little Doctor May will pat the patient's body and you should inject exactly the same points, exactly the same number of points to pass your level test. But the order is not required, so you can inject the body in the order as you like.
The number of points will increase as the game goes on. If you lose, May will cry and you have to restart at the failed level.
Doctor is not an easy job, Let's get started!