Later on in the game you will meet someone by the name of King. He is in the music industry and wants to see Hong Kong. You will take King to a bar, you will be asked to find some girls for him. There will be a girl by the name of Ilyana. After the mission you will be able to call her and ask her out. She will offer to race you. Once you have beaten her she will award you by displaying all Lockbox through Hong Kong on your map.