Jack Calder is an ex-SAS soldier working with former colleagues at ISP, a specialist security firm. He is sent to investigate a murderous diamond heist in Holland, but swiftly learns that there is a very strong Far East connection. He then travels to Hong Kong where he meets the glamorous chief of ISP's local bureau, May-Ling.
Together they begin to unravel a complex web of corruption. The twin spiders at the centre of this web are the Chan brothers, leaders of one of Hong Kong's most ruthless and powerful triad gangs.
The trail of death and mayhem coils across Europe, Hong Kong and South America until all the scores are settled.