On the highly anticipated season premiere of "Desperate Housewives," five years have passed since Katherine shot her ex-husband as Susan, Lynette, Bree and Gaby stood together in solidarity to protect her. Susan tries to hide her relationship with a new man; Gaby questions her abilities as a mom; Bree is on the verge of publishing her own cookbook as business partner, Katherine, grows envious; Lynette catches her teenaged twins spearheading illegal activities; and Edie returns to Wisteria Lane in jaw-dropping fashion with a new man in tow.