Doctor Zed make some mistake. He make some experiment and made some mistake. A contaminated virus escape from his Lab. Now he got a hard job to heal all contaminated virus with serum gun. Help him to walking with your keyboard. [A] to moving left, [D] to moving right, [W] to jump, and [S] to get down. Your mouse click will become a shoot for Doctor Zed. A gun shoot will help you jump higher than ordinary jump. Shoot contaminated viruses with same color of serum. Some viruses can flying and you must shoot them while you are jumping. If you can win this round, a rescuer machine will waiting you and bring you back home.