Zombie attack games for Android

Zombie attack games game for android description: Zombies are attacking our base!
In the suburbs of the city exists a genetic research facility called the dive owned by the orange corporation.
A thief steals the genetically engineered t virus and contaminates the dive with it.
In response the facilitys artificial intelligence the red king seals the dive and kills everyone inside.
Alice awakens in a deserted mansion with amnesia.
She dresses and checks the mansion and she is subdued by an unknown person.
A group of commandos break into the mansion and arrest the person who has just transferred as a cop.
The commandos explain that everyone in the group is an employee of the orange corporation and that alice and her partner spence are guards for a dive entrance under the disguise of a couple living in the mansion.
Five hours prior the red king shut down the entire facility and released amnesia inducing gas.
The commando team does not know why the red king sealed the facility.