Derek is a character featured in Dying Light.
Events of Dying Light
He is a resident of the Tower and works there as guard. During the main story quest Awakening, following the arrival of Kyle Crane he overhears Jared discussing the death of Amir Ghoreyshi with Jared, a fellow Briton. Near the end of the main story quest Siblings, an outbreak occurs within the Tower and the entire 18th floor is sealed off with many lives lost. Derek is not seen following this event and presumed deceased.