Ching-yan lives with his young protege Tim and an inventor referred to only as The Doctor. One day they decide to embark on a quest to the Snowy Mountain in hopes of finding a special block of ice that is said to contain the life essence of immortality. The evil Devil King also wants the ice, but Ching-yan thinks that it contains the secret to meeting a woman who appears in his dreams and attempts to keep it for himself.

Ho Sau, an undercover agent, has been working with Yau, a drug lord, for years, but his job and family are in trouble.

Tough Chinese detectives go on a mission to Moscow to hunt down ruthless robbers who have been plaguing the trans-Siberian railway with violence and chaos.