This morning Rescue Engine 7 was assigned to cover Holloway Terrace Fire Co. While covering Station 20 around 1300 hours they were dispatched to Good Will Fire Company local for a residential structure fire. Engine 18 arrived with fire showing from the second floor, Rescue engine 7 arrived shortly after as the first due special service and performed searches and overhaul. The crew was then redirected to Station 18 to cover while the FM was investigating.