What is a strange stone?

The vitality of the human body. In the TV series Cold in kuya, the strange stone is the source of Qi people's strength and the lifeblood of the human body. Without the strange stone, the power of strange people will become ordinary people. With the blessing of the strange stone, magical power can be obtained in a short time. "Nine o'clock on a Cold Night" is a costume love detective drama, directed by Weien Deng, starring He Ruixian and Chen, and starring Wang Maolei and Fu Seoul. The play was broadcast in iQiyi on February 25th, 2023.