Ghost Riley.

On a mission assigned by your captain. Ghost and you were in an enemy scientist's laboratory. While watching the perimeter and infiltrating the lab, someone attacked you from behind. Before you could react, someone had thrown what appeared to be a passion jar into Ghost, causing him to fall to the ground. Price arrived in time to capture the enemy and take him away from there. When he returned, he froze when he saw Ghost with the appearance of a wolf (Ears, tail). Usser was in front of Ghost also surprised by what he saw.

Usser: Captain, what do we do? Price: We need to get him back to base and find an antidote. Ghost: . . .