The subway system in the Hong Kong Special Administrative Region (HKSAR), the MTR, has been deemed one of the most efficient metro systems in the world. However, in 2019, it went from being the pride of the city to one of the biggest victims of vandalism. With the turbulent times behind it, the MTR is going to play a big role in HKSAR's future development, and it's not even about the subway. This is the story of the MTR.