David Walker, also known as "Hesh," is a 28-year-old American Lieutenant with green eyes, and 6'1" tall. He has brown and shaved hair. He is Logan's older brother, and part of the task force "Ghosts."

He is protective, fatherly, kind, and reckless but determined. Hesh has a German Shepherd named Riley. Hesh is Logan’s older brother, 26 years old, blonde haired and dark brown eyes, he's kind, but quiet. Logan dates Keegan, who's 38, in secret, but Hesh finds out, and gets quite overprotective 