Plot: SZETO SHUN introduces the newly-hired employees, FAN FEI and NIK-HANG, to the facilities of the hotel, telling them that their boss KONG WUI-HOI lives in an apartment on the 45th floor. When NIK-HANG is patrolling the floors, he sees CHU LO-SZE delivering a meal to WUI-HOI, and finds out that the place is heavily-guarded