Two chess masters are entangled in several murder cases related to organ transplants. A cop and criminal psychologist Calvin Che have to work together to find the missing link, whilst facing various dangers.
John Ma
Calvin Che
Sharon Chan
Sue Mok
Madam Ho
Milton Ko
Jack
Brenda
Interpol inspector
King Cheung
Chak No Long
Che's wife
Che's daughter
MC
Ben Lam
Sherman Ko
Fat Boy
