On a warm December day in one of the last cemeteries in Singapore, Man Zu begins to chant. His orange Taoist robes stand out amidst the thousands of gray gravestones; his round face is tan and leathered from years of working in the sun. He is here today to help a group of siblings exhume and relocate the remains of their father, mother, and uncle. Choa Chu Kang Cemetery does not look like the busy metropolis that is Singapore. There is barely a building in sight; the tallest structure stands…