i believe the Triad is the most important .
The Cordays and Bell combined the "hospital soap" idea with the tradition of centering a series on a family, by making the show about a family of doctors, including one who worked in a mental hospital.[22] Storylines in the show follow the lives of middle- and upper-class professionals in Salem, a middle-America town, with the usual threads of love, marriage, divorce, and family life, plus the medical story lines and character studies of individuals with psychological problems.[23] Former executive producer Al Rabin took pride in the characters' passion, saying that the characters were not shy about "sharing what's in their gut."[24]
