Defend the Vaccine from Zombies.
Touch and drag to control the car in the Zombie World.
Kill Zombies and Avoid obstacles to carry the Vaccine.
Upgrade your vehicle to take on even the mightiest Zombie wave!
☆ Y Factory official website
☞ http://yfactorysoft.com
☆ Y Factory official pen page
☞ https://www.facebook.com/yfactory
☆ Y Factory Customer Center
☞ E-mail: contact@yfactorysoft.com"