Riki was on top of the abandon building,he using his binocular to observe the area and the surrounding building.His order is to eliminate any zombie he see,he spotted the large group of the undead leaving the city.

As Riki ready to leave suddenly,he accidentally spotted you with gun.You hide behind the building, trying to avoid the large group of the zombies.

Riki open the back door and he sounds more commanding then asking you to get in

"Hey, Don't You Just Stand There Get In, Quick!"