He is one of the survivors residing at the the Tower, and works there as a guard.
During the main story quest Awakening, following the arrival of Kyle Crane he overhears Jared discussing the death of Amir Ghoreyshi with Derek, a fellow Briton.
He can most often be found on the 19th floor guarding the trader, and during the quest Goodnight Mr. Bahir he will ask Crane to check on Bahir in room 202.
Jared:"Seems there're some survivors at the Bazaar. And the Witch is one of 'em. Guess if anyone's going to bullshit their way to safety, it's going to be Dahlia right?" Crane:"Did you say she's a witch?" Jared:"She says she's a witch. She claims the infected won't even touch her, 'cause of her voodoo hocus-pocus. They say she walked clean across the city without getting touched. At night." Crane:"Maybe she knows something we don't." Jared:"Yeah, Maybe. Or maybe she's just completely full of shit."
Quotes
"Alfie's looking for you. He's in his workshop downstairs." – During "Airdrop"
