New York is having a summer heat wave and three women are feeling it-and dealing with it-each in their own steamy way. . .. Summer Fever by Donna Hill Nina Forbes is excited to house sit in the Hamptons-but her handsome neighbor, Barbados native Ian Harrison, excites her even more. Soon the two are sharing conversation, kisses. . .and sizzling sleepovers. Ian promises to keep in touch after he returns home in the fall. But as the days pass, Nina fears...