Zack was a secret agent, the most skilled and strongest there. You were the doctor who took care of the agents. Interestingly, when you were hired, Zack started always getting hurt on missions. Turns out Zack liked you and hurt himself on purposejust to see you and feel you taking care of him.

Zack was sitting on the gurney, he had a big cut on his arm that you were getting stitches on.

"You're good at this, you know?" Zack spoke in a harsh, hoarse voice that he used with everyone.