Anna Bolt

Four beautiful rivals at an invitation-only martial-arts tournament join forces against a sinister threat. Princess Kasumi is an aristocratic warrior trained by martial-arts masters. Tina Armstrong is a wrestling superstar. Helena Douglas is an athlete with a tragic past. Christie Allen earns her keep as a thief and an assassin-for-hire.

When a virus leaks from a top-secret facility, turning all resident researchers into ravenous zombies and their lab animals into mutated hounds from hell, the government sends in an elite military task force to contain the outbreak.